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A Holger's grade 2–3 can be seen and a grade 1, respectively.</p>" ] ] ] "autores" => array:1 [ 0 => array:2 [ "autoresLista" => "Patricia Martínez, Fernando López, Justo Ramón Gómez" "autores" => array:3 [ 0 => array:2 [ "nombre" => "Patricia" "apellidos" => "Martínez" ] 1 => array:2 [ "nombre" => "Fernando" "apellidos" => "López" ] 2 => array:2 [ "nombre" => "Justo Ramón" "apellidos" => "Gómez" ] ] ] ] ] "idiomaDefecto" => "en" "Traduccion" => array:1 [ "es" => array:9 [ "pii" => "S0001651914001629" "doi" => "10.1016/j.otorri.2014.07.003" "estado" => "S300" "subdocumento" => "" "abierto" => array:3 [ "ES" => true "ES2" => true "LATM" => true ] "gratuito" => true "lecturas" => array:1 [ "total" => 0 ] "idiomaDefecto" => "es" "EPUB" => "https://multimedia.elsevier.es/PublicationsMultimediaV1/item/epub/S0001651914001629?idApp=UINPBA00004N" ] ] "EPUB" => "https://multimedia.elsevier.es/PublicationsMultimediaV1/item/epub/S217357351500040X?idApp=UINPBA00004N" "url" => "/21735735/0000006600000003/v1_201506160927/S217357351500040X/v1_201506160927/en/main.assets" ] "en" => array:20 [ "idiomaDefecto" => true "cabecera" => "<span class="elsevierStyleTextfn">Original article</span>" "titulo" => "Is It Possible to Shorten Examination Time in Posture Control Studies?" "tieneTextoCompleto" => true "paginas" => array:1 [ 0 => array:2 [ "paginaInicial" => "154" "paginaFinal" => "158" ] ] "autores" => array:1 [ 0 => array:4 [ "autoresLista" => "Ana Faraldo García, Andrés Soto Varela, Sofía Santos Pérez" "autores" => array:3 [ 0 => array:4 [ "nombre" => "Ana" "apellidos" => "Faraldo García" "email" => array:1 [ 0 => "anafaraldo@gmail.com" ] "referencia" => array:1 [ 0 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">*</span>" "identificador" => "cor0005" ] ] ] 1 => array:2 [ "nombre" => "Andrés" "apellidos" => "Soto Varela" ] 2 => array:2 [ "nombre" => "Sofía" "apellidos" => "Santos Pérez" ] ] "afiliaciones" => array:1 [ 0 => array:2 [ "entidad" => "Servicio de Otorrinolaringología, Complejo Hospitalario Universitario de Santiago de Compostela, Santiago de Compostela, Spain" "identificador" => "aff0005" ] ] "correspondencia" => array:1 [ 0 => array:3 [ "identificador" => "cor0005" "etiqueta" => "⁎" "correspondencia" => "Corresponding author." ] ] ] ] "titulosAlternativos" => array:1 [ "es" => array:1 [ "titulo" => "¿Es posible reducir el tiempo de exploración en los estudios posturográficos?" ] ] "resumenGrafico" => array:2 [ "original" => 0 "multimedia" => array:7 [ "identificador" => "fig0005" "etiqueta" => "Figure 1" "tipo" => "MULTIMEDIAFIGURA" "mostrarFloat" => true "mostrarDisplay" => false "figura" => array:1 [ 0 => array:4 [ "imagen" => "gr1.jpeg" "Alto" => 1433 "Ancho" => 1644 "Tamanyo" => 130787 ] ] "descripcion" => array:1 [ "en" => "<p id="spar0045" class="elsevierStyleSimplePara elsevierViewall">Overall mean balance (%) during the first, second and third tracing and the arithmetic mean of the 3 tracings in conditions 3, 4, 5, and 6 of the sensory organisation test.</p>" ] ] ] "textoCompleto" => "<span class="elsevierStyleSections"><span id="sec0005" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0065">Introduction</span><p id="par0005" class="elsevierStylePara elsevierViewall">Balance is an important and essential function for performing many activities in daily life, and its assessment is consequently of great interest. Anamnesis and physical examination are essential for patient diagnosis, but are very variable since they depend, among other factors, on the physician's experience, the patient's ability to express him or herself and the time employed.<a class="elsevierStyleCrossRef" href="#bib0070"><span class="elsevierStyleSup">1</span></a></p><p id="par0010" class="elsevierStylePara elsevierViewall">Instrumental evaluation techniques do exist at present, such as posturography, which enables balance to be analysed in an objective and quantifiable manner.<a class="elsevierStyleCrossRef" href="#bib0075"><span class="elsevierStyleSup">2</span></a></p><p id="par0015" class="elsevierStylePara elsevierViewall">Computerised dynamic posturography (CDP) was conceived and developed by Nashner, studied clinically in collaboration with Black and Nashner and marketed in 1986 as Equitest by Neurocom<span class="elsevierStyleSup">®</span> Inc.<a class="elsevierStyleCrossRef" href="#bib0080"><span class="elsevierStyleSup">3</span></a> It enables assessment of the static and dynamic stability of the patient, and the patient's skill in using vestibular, visual and somatosensory data, the relative contribution of each of these data in overall balance, determining the patient's capacity to carry out voluntary movements of the centre of gravity through the use of visual feed-back (voluntary control tests of the shifts from the centre of gravity), and his or her ability to adapt to conflictive sensorial situations. The functional status of the patient is also assessed in order to guide the correct medical or rehabilitation treatment, by identifying sensory dysfunctions.<a class="elsevierStyleCrossRefs" href="#bib0085"><span class="elsevierStyleSup">4–6</span></a></p><p id="par0020" class="elsevierStylePara elsevierViewall">The <span class="elsevierStyleItalic">sensory organisation test</span> (SOT) is the gold standard for the study of postural control with posturographic platforms.<a class="elsevierStyleCrossRef" href="#bib0085"><span class="elsevierStyleSup">4</span></a> The centre of gravity sway is traced in this test, with the patient in the Romberg position, in 6 conditions<a class="elsevierStyleCrossRef" href="#bib0080"><span class="elsevierStyleSup">3</span></a>:<ul class="elsevierStyleList" id="lis0005"><li class="elsevierStyleListItem" id="lsti0005"><span class="elsevierStyleLabel">-</span><p id="par0025" class="elsevierStylePara elsevierViewall">Condition 1: eyes open, fixed visual environment and fixed platform.</p></li><li class="elsevierStyleListItem" id="lsti0010"><span class="elsevierStyleLabel">-</span><p id="par0030" class="elsevierStylePara elsevierViewall">Condition 2: eyes closed, fixed platform.</p></li><li class="elsevierStyleListItem" id="lsti0015"><span class="elsevierStyleLabel">-</span><p id="par0035" class="elsevierStylePara elsevierViewall">Condition 3: eyes open, mobile visual environment and fixed platform.</p></li><li class="elsevierStyleListItem" id="lsti0020"><span class="elsevierStyleLabel">-</span><p id="par0040" class="elsevierStylePara elsevierViewall">Condition 4: eyes open, fixed visual environment and mobile platform.</p></li><li class="elsevierStyleListItem" id="lsti0025"><span class="elsevierStyleLabel">-</span><p id="par0045" class="elsevierStylePara elsevierViewall">Condition 5: eyes closed and mobile platform.</p></li><li class="elsevierStyleListItem" id="lsti0030"><span class="elsevierStyleLabel">-</span><p id="par0050" class="elsevierStylePara elsevierViewall">Condition 6: eyes open, mobile visual environment and mobile platform.<a class="elsevierStyleCrossRefs" href="#bib0085"><span class="elsevierStyleSup">4,7</span></a></p></li></ul></p><p id="par0055" class="elsevierStylePara elsevierViewall">Tracing each of these conditions takes 20<span class="elsevierStyleHsp" style=""></span>s, and 3 tracings are made for the most sensorially complex conditions (conditions 3,4,5 and 6) to obtain an arithmetic mean of the 3, using as much time as necessary for this procedure.<a class="elsevierStyleCrossRefs" href="#bib0085"><span class="elsevierStyleSup">4,8</span></a></p><p id="par0060" class="elsevierStylePara elsevierViewall">The aim of this article is to determine whether a single tracing of each SOT provides us with the same information as the arithmetic mean of the 3 tracings used up until now.</p></span><span id="sec0010" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0070">Material and Methods</span><span id="sec0015" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0075">Human Material</span><p id="par0065" class="elsevierStylePara elsevierViewall">This study was carried out in a tertiary level hospital, approved by the relevant ethics committee and developed according to the Tokyo amendments to the Declaration of Helsinki.</p><p id="par0070" class="elsevierStylePara elsevierViewall">We selected a sample of 100 healthy individuals (50 males and 50 females), with a homogeneous spread of age groups, and a mean age of 48.1 (range between 15 and 83 years of age).</p><p id="par0075" class="elsevierStylePara elsevierViewall">Inclusion criteria of the sample study were: absence of any known illnesses affecting balance (pathology of the skeletal muscular system, neurological or vestibular pathology), non-use of medication affecting CNS or balance and coordination, absence of clinical history of imbalance, clinical history suggestive of vestibular pathology or neurological conditions, absence of psychological conditions (including depression), absence of a clinical history of unexplained falls in the last 6 months and normal vision (or compensated by the wearing of glasses).</p><p id="par0080" class="elsevierStylePara elsevierViewall">A detailed clinical history was prepared for each patient (demographic and clinical data) and a physical examination was made where height and weight were traced. A basic otoneurological examination was also made (otoscopy, examination of strength, sensitivity, cranial nerves, Bárány indexes, cerebellous testing, confirmation of the absence of spontaneous or induced nystagmus with the cephalic agitation test, absence of saccadic movements using the Halmagyi test, Romberg test and Unterberger test) and a postural study.</p></span><span id="sec0020" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0080">Postural Study</span><p id="par0085" class="elsevierStylePara elsevierViewall">For the postural study a posturographic platform model Neurocom<span class="elsevierStyleSup">®</span> Smart Balance Master platform was used. A SOT was performed. To carry out this study, the patient was positioned on a platform in the Romberg position, without shoes (but provided with socks), and with a safety harness. Three measurements were taken for conditions 3, 4, 5, and 6, aimed at averaging the results obtained in each measurement. The time spent in each condition was 20<span class="elsevierStyleHsp" style=""></span>s.</p></span><span id="sec0025" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0085">Variables</span><p id="par0090" class="elsevierStylePara elsevierViewall">SOT facilitates the study of balance percentage for each condition, the mean overall balance, sensory analysis and strategic analysis. In this work we focused on the study of the behaviour of the balance percentage of conditions 3, 4, 5, and 6. We analysed the differences in balance percentage obtained during the first tracing with the arithmetic mean of the 3 tracings. The balance percentage of the first tracing with the third tracing, and the mean of the first and second tracing, with the mean of the 3 tracings.</p></span><span id="sec0030" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0090">Statistical Study</span><p id="par0095" class="elsevierStylePara elsevierViewall">We used the SPSS version 16.0. statistical package. For contrasting normality we used the Kolmogorov–Smirnov test. For the statistical study we used the Wilcoxon test for non parametric variables and the <span class="elsevierStyleItalic">T</span>-student test for samples relating to parametric variables. The significance considered was 5% <span class="elsevierStyleItalic">P</span><.05).</p></span></span><span id="sec0035" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0095">Results</span><p id="par0100" class="elsevierStylePara elsevierViewall">Analysis of the balance percentage obtained for each of the 100 patients during the first tracing (first attempt) showed a score below the arithmetic mean of the 3 tracings. The balance percentage in the first tracing of Condition 3 is 91%, compared with the arithmetic mean of the 3 tracings which was 92%, this difference is statistically significant (<span class="elsevierStyleItalic">P</span><.01). In the first tracing of Condition 4, 81% was obtained compared with 85% in the mean of the 3 tracings, also a statistically significant difference (<span class="elsevierStyleItalic">P</span><.01). In Condition 5 we observed 57% in the first tracing compared with 64% in the mean of the 3 tracings (<span class="elsevierStyleItalic">P</span><.01). And in Condition 6, we also found statistically significant differences, 60% in the first tracing versus 70% in the mean (<span class="elsevierStyleItalic">P</span><.01) (<a class="elsevierStyleCrossRef" href="#fig0005">Fig. 1</a>).</p><elsevierMultimedia ident="fig0005"></elsevierMultimedia><p id="par0105" class="elsevierStylePara elsevierViewall">If we compare the balance percentage of the first tracing with that of the second tracing we also observe that the percentage is lower in the first tracing. In Condition 3: 91% in the first tracing compared with 92% in the second tracing, in Condition 4: 81% compared with 86%, in Condition 5: 57% compared with 66%, and in Condition 6: 60% compared with 74%. These differences are statistically significant in the 4 conditions (<a class="elsevierStyleCrossRef" href="#tbl0005">Table 1</a>).</p><elsevierMultimedia ident="tbl0005"></elsevierMultimedia><p id="par0110" class="elsevierStylePara elsevierViewall">On comparing the second tracing with the third, however, we only find statistically significant differences in Condition 5, the balance percentage being 66% in the second tracing compared with 70% in the third tracing, with significance being at the limit (<span class="elsevierStyleItalic">P</span>=.04) (<a class="elsevierStyleCrossRef" href="#tbl0010">Table 2</a>).</p><elsevierMultimedia ident="tbl0010"></elsevierMultimedia><p id="par0115" class="elsevierStylePara elsevierViewall">If we compare the arithmetic mean of the balance percentage of the first and second tracing with the mean of the 3 tracing s, we observe that the mean of the first 2 tracings is below that obtained in the 3 tracing s. In Condition 3 we find 91.5% in the mean of the 2 first tracings compared with 92% of the 3 tracings; in Condition 4: 83.5% compared with 85%; in Condition 5: 61.5% compared with 64% and in Condition 6: 67% compared with 70%. The differences for the 4 conditions were statistically significant (<a class="elsevierStyleCrossRef" href="#tbl0015">Table 3</a>).</p><elsevierMultimedia ident="tbl0015"></elsevierMultimedia></span><span id="sec0040" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0100">Discussion</span><p id="par0120" class="elsevierStylePara elsevierViewall">In recent years we have been permanently subjected to increased pressure on healthcare, leading us to seek strategies for savings in costs and time.</p><p id="par0125" class="elsevierStylePara elsevierViewall">SOT of computerised dynamic posturography is currently the gold standard in instrumental balance evaluation testing. The scores given to each of the 6 conditions, especially those more sensorially complex ones, are determined using the arithmetic mean of the value attained in the 3 successive tracings in each Condition. Where there are 3 (in 1,2, or 7, for example) convention rules so as not to leave everything to chance in a single tracing per condition and not to excessively prolong the test.<a class="elsevierStyleCrossRefs" href="#bib0105"><span class="elsevierStyleSup">8–10</span></a></p><p id="par0130" class="elsevierStylePara elsevierViewall">However, our results question this convention, at least in conditions 3, 4, 5, and 6. The balance percentage of the first tracing is not comparable to the arithmetic mean of the balance percentage of the 3 tracings. This may be due to the surprise factor, since although the posturographic systems attempt to emulate everyday situations, the Neurocom<span class="elsevierStyleSup">®</span> Smart Balance Master type posturographic platforms differ greatly from the sensory situations in which the patients find themselves in their daily lives, a fact which is frequently manifest during the test. This may explain why the second tracing is significantly different (better balance percentage) to the first or, as the difference between the first and second tracing is so significant, its mean continues to be significantly below the mean of the 3 tracings.<a class="elsevierStyleCrossRefs" href="#bib0120"><span class="elsevierStyleSup">11–12</span></a> Knowledge of the test methodology justifies to us both the significant improvement from the first to the second tracing, and the improvement of the balance percentage from the second tracing to the third not being statistically significant.<a class="elsevierStyleCrossRef" href="#bib0130"><span class="elsevierStyleSup">13</span></a></p><p id="par0135" class="elsevierStylePara elsevierViewall">These findings clearly show that we must not waste time in carrying out posturographic tracings. Given that the reproducibility of the test is only obtained with the second and third tracing, we propose that the first tracing be rejected (without analysis) and that the score of each condition be calculated as the mean of the 2 following ones.</p></span><span id="sec0045" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0105">Conclusions</span><p id="par0140" class="elsevierStylePara elsevierViewall">Based on these results, several considerations may be addressed:<ul class="elsevierStyleList" id="lis0010"><li class="elsevierStyleListItem" id="lsti0035"><span class="elsevierStyleLabel">•</span><p id="par0145" class="elsevierStylePara elsevierViewall">Firstly, a single tracing per test is not reliable. In this case, we would probably be assigning the patients significantly worse scores to those corresponding to their clinical condition.</p></li><li class="elsevierStyleListItem" id="lsti0040"><span class="elsevierStyleLabel">•</span><p id="par0150" class="elsevierStylePara elsevierViewall">The agreement between the results of the second and third tracing suggest that further attempts are not necessary for each condition, the scores obtained in these attempts being the real ones for the patient.</p></li><li class="elsevierStyleListItem" id="lsti0045"><span class="elsevierStyleLabel">•</span><p id="par0155" class="elsevierStylePara elsevierViewall">It seems sensible to make a third tracing and not just be satisfied with the second. The precise coincidence of both is what provides consistency to the scores obtained.</p></li></ul></p></span><span id="sec0050" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0110">Conflict of Interests</span><p id="par0160" class="elsevierStylePara elsevierViewall">The authors have no conflict of interests to declare.</p></span></span>" "textoCompletoSecciones" => array:1 [ "secciones" => array:11 [ 0 => array:3 [ "identificador" => "xres523786" "titulo" => "Abstract" "secciones" => array:4 [ 0 => array:2 [ "identificador" => "abst0005" "titulo" => "Introduction and objectives" ] 1 => array:2 [ "identificador" => "abst0010" "titulo" => "Materials and methods" ] 2 => array:2 [ "identificador" => "abst0015" "titulo" => "Results" ] 3 => array:2 [ "identificador" => "abst0020" "titulo" => "Conclusion" ] ] ] 1 => array:2 [ "identificador" => "xpalclavsec544110" "titulo" => "Keywords" ] 2 => array:3 [ "identificador" => "xres523785" "titulo" => "Resumen" "secciones" => array:4 [ 0 => array:2 [ "identificador" => "abst0025" "titulo" => "Introducción y objetivos" ] 1 => array:2 [ "identificador" => "abst0030" "titulo" => "Métodos" ] 2 => array:2 [ "identificador" => "abst0035" "titulo" => "Resultados" ] 3 => array:2 [ "identificador" => "abst0040" "titulo" => "Conclusión" ] ] ] 3 => array:2 [ "identificador" => "xpalclavsec544109" "titulo" => "Palabras clave" ] 4 => array:2 [ "identificador" => "sec0005" "titulo" => "Introduction" ] 5 => array:3 [ "identificador" => "sec0010" "titulo" => "Material and Methods" "secciones" => array:4 [ 0 => array:2 [ "identificador" => "sec0015" "titulo" => "Human Material" ] 1 => array:2 [ "identificador" => "sec0020" "titulo" => "Postural Study" ] 2 => array:2 [ "identificador" => "sec0025" "titulo" => "Variables" ] 3 => array:2 [ "identificador" => "sec0030" "titulo" => "Statistical Study" ] ] ] 6 => array:2 [ "identificador" => "sec0035" "titulo" => "Results" ] 7 => array:2 [ "identificador" => "sec0040" "titulo" => "Discussion" ] 8 => array:2 [ "identificador" => "sec0045" "titulo" => "Conclusions" ] 9 => array:2 [ "identificador" => "sec0050" "titulo" => "Conflict of Interests" ] 10 => array:1 [ "titulo" => "References" ] ] ] "pdfFichero" => "main.pdf" "tienePdf" => true "fechaRecibido" => "2014-05-07" "fechaAceptado" => "2014-07-30" "PalabrasClave" => array:2 [ "en" => array:1 [ 0 => array:4 [ "clase" => "keyword" "titulo" => "Keywords" "identificador" => "xpalclavsec544110" "palabras" => array:3 [ 0 => "Dynamic posturography" 1 => "Sensory organisation test" 2 => "Dizziness" ] ] ] "es" => array:1 [ 0 => array:4 [ "clase" => "keyword" "titulo" => "Palabras clave" "identificador" => "xpalclavsec544109" "palabras" => array:3 [ 0 => "Posturografía dinámica" 1 => "Test de organización sensorial" 2 => "Vértigo" ] ] ] ] "tieneResumen" => true "resumen" => array:2 [ "en" => array:3 [ "titulo" => "Abstract" "resumen" => "<span id="abst0005" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0010">Introduction and objectives</span><p id="spar0005" class="elsevierStyleSimplePara elsevierViewall">The sensory organisation test (SOT) is the gold-standard test for the study of postural control with posturographic platforms. Three registers of Conditions 3, 4, 5 and 6 are conducted to find an arithmetic mean of the 3, with the time that this entails. The aim of this study was to determine whether a single record for each SOT condition would give us the same information as the arithmetic mean of the 3 recordings used until now.</p></span> <span id="abst0010" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0015">Materials and methods</span><p id="spar0010" class="elsevierStyleSimplePara elsevierViewall">100 healthy individuals who performed a sensory organisation test in the Smart Balance Master<span class="elsevierStyleSup">®</span> Neurocom platform. For the statistical analysis we used the Wilcoxon test for nonparametric variables and dependent <span class="elsevierStyleItalic">t</span>-student for paired samples for parametric variables (<span class="elsevierStyleItalic">P</span><.05).</p></span> <span id="abst0015" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0020">Results</span><p id="spar0015" class="elsevierStyleSimplePara elsevierViewall">When comparing the scores on the first record with the average of the 3 records, we found statistically significant differences for the 4 conditions (<span class="elsevierStyleItalic">P</span><.05). Comparing the first record to the second record also yielded statistically significant differences in the 4 conditions (<span class="elsevierStyleItalic">P</span><.05). Upon comparing the second record with the third, however, we found differences in only Condition 5, with the significance being borderline (<span class="elsevierStyleItalic">P</span>=.04). Finally, comparing the average of the first and second record with the average of the 3 records, we also found statistically significant differences for the 4 conditions (<span class="elsevierStyleItalic">P</span><.05).</p></span> <span id="abst0020" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0025">Conclusion</span><p id="spar0020" class="elsevierStyleSimplePara elsevierViewall">Using only 1 or 2 records from each of the conditions on the SOT does not give us the same information as the arithmetic average of the 3 records used until now.</p></span>" "secciones" => array:4 [ 0 => array:2 [ "identificador" => "abst0005" "titulo" => "Introduction and objectives" ] 1 => array:2 [ "identificador" => "abst0010" "titulo" => "Materials and methods" ] 2 => array:2 [ "identificador" => "abst0015" "titulo" => "Results" ] 3 => array:2 [ "identificador" => "abst0020" "titulo" => "Conclusion" ] ] ] "es" => array:3 [ "titulo" => "Resumen" "resumen" => "<span id="abst0025" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0035">Introducción y objetivos</span><p id="spar0025" class="elsevierStyleSimplePara elsevierViewall">El test de organización sensorial (SOT) es el gold estándar del estudio del control postural con plataformas posturográficas. En dicha prueba se realizan 3 registros, al menos, de la condiciones 3, 4, 5 y 6, para hallar una media aritmética de las 3, con el tiempo que esto conlleva. El objetivo de este trabajo es determinar si un único registro de cada condición del SOT nos aporta la misma información que la media aritmética de los 3 registros realizados hasta el momento.</p></span> <span id="abst0030" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0040">Métodos</span><p id="spar0030" class="elsevierStyleSimplePara elsevierViewall">Cien individuos sanos a los que se le realizó un registro posturográficos en la plataforma Smart Balance Master de Neurocom<span class="elsevierStyleSup">®</span>. Estudio estadístico: test de Wilcoxon para variables no paramétricas y t-student para muestras relacionadas para variables paramétricas (p<span class="elsevierStyleHsp" style=""></span><<span class="elsevierStyleHsp" style=""></span>0,05).</p></span> <span id="abst0035" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0045">Resultados</span><p id="spar0035" class="elsevierStyleSimplePara elsevierViewall">Al comparar las puntuaciones obtenidas en el primer registro con la media de los 3 registros encontramos diferencias estadísticamente significativas para las 4 condiciones (p<span class="elsevierStyleHsp" style=""></span><<span class="elsevierStyleHsp" style=""></span>0,05). Si comparamos el primer registro con el segundo también encontramos diferencias estadísticamente significativas en las 4 condiciones (p<span class="elsevierStyleHsp" style=""></span><<span class="elsevierStyleHsp" style=""></span>0,05). Al comparar el segundo registro con el tercero, sin embargo, solo encontramos diferencias en la condición 5, estando la significación en el límite (p<span class="elsevierStyleHsp" style=""></span>=<span class="elsevierStyleHsp" style=""></span>0,04). Y comparando la media del primer y segundo registro, con la media de los 3 registros, también encontramos diferencias estadísticamente significativas para las 4 condiciones (p<span class="elsevierStyleHsp" style=""></span><<span class="elsevierStyleHsp" style=""></span>0,05).</p></span> <span id="abst0040" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0050">Conclusión</span><p id="spar0040" class="elsevierStyleSimplePara elsevierViewall">Un único registro, incluso 2, de cada una de las condiciones del SOT, no nos aporta la misma información que la media aritmética de los 3 registros realizados hasta el momento.</p></span>" "secciones" => array:4 [ 0 => array:2 [ "identificador" => "abst0025" "titulo" => "Introducción y objetivos" ] 1 => array:2 [ "identificador" => "abst0030" "titulo" => "Métodos" ] 2 => array:2 [ "identificador" => "abst0035" "titulo" => "Resultados" ] 3 => array:2 [ "identificador" => "abst0040" "titulo" => "Conclusión" ] ] ] ] "NotaPie" => array:1 [ 0 => array:2 [ "etiqueta" => "☆" "nota" => "<p class="elsevierStyleNotepara" id="npar0005">Please cite this article as: Faraldo García A, Soto Varela A, Santos Pérez S. ¿Es posible reducir el tiempo de exploración en los estudios posturográficos? Acta Otorrinolaringol Esp. 2015;66:154–158.</p>" ] ] "multimedia" => array:4 [ 0 => array:7 [ "identificador" => "fig0005" "etiqueta" => "Figure 1" "tipo" => "MULTIMEDIAFIGURA" "mostrarFloat" => true "mostrarDisplay" => false "figura" => array:1 [ 0 => array:4 [ "imagen" => "gr1.jpeg" "Alto" => 1433 "Ancho" => 1644 "Tamanyo" => 130787 ] ] "descripcion" => array:1 [ "en" => "<p id="spar0045" class="elsevierStyleSimplePara elsevierViewall">Overall mean balance (%) during the first, second and third tracing and the arithmetic mean of the 3 tracings in conditions 3, 4, 5, and 6 of the sensory organisation test.</p>" ] ] 1 => array:7 [ "identificador" => "tbl0005" "etiqueta" => "Table 1" "tipo" => "MULTIMEDIATABLA" "mostrarFloat" => true "mostrarDisplay" => false "tabla" => array:1 [ "tablatextoimagen" => array:1 [ 0 => array:2 [ "tabla" => array:1 [ 0 => """ <table border="0" frame="\n \t\t\t\t\tvoid\n \t\t\t\t" class=""><thead title="thead"><tr title="table-row"><th class="td" title="table-head " align="" valign="top" scope="col" style="border-bottom: 2px solid black"> \t\t\t\t\t\t\n \t\t\t\t</th><th class="td" title="table-head " align="left" valign="top" scope="col" style="border-bottom: 2px solid black">1st tracing \t\t\t\t\t\t\n \t\t\t\t</th><th class="td" title="table-head " align="left" valign="top" scope="col" style="border-bottom: 2px solid black">2nd tracing \t\t\t\t\t\t\n \t\t\t\t</th><th class="td" title="table-head " align="left" valign="top" scope="col" style="border-bottom: 2px solid black">Significance \t\t\t\t\t\t\n \t\t\t\t</th></tr></thead><tbody title="tbody"><tr title="table-row"><td class="td" title="table-entry " align="left" valign="top">Condition 3 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="char" valign="top">91 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="char" valign="top">92 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="left" valign="top"><span class="elsevierStyleItalic">P</span>=.029 \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="table-entry " align="left" valign="top">Condition 4 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="char" valign="top">81 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="char" valign="top">86 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="left" valign="top"><span class="elsevierStyleItalic">P</span>=.01 \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="table-entry " align="left" valign="top">Condition 5 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="char" valign="top">57 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="char" valign="top">66 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="left" valign="top"><span class="elsevierStyleItalic">P</span>=.01 \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="table-entry " align="left" valign="top">Condition 6 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="char" valign="top">60 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="char" valign="top">74 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="left" valign="top"><span class="elsevierStyleItalic">P</span>=.01 \t\t\t\t\t\t\n \t\t\t\t</td></tr></tbody></table> """ ] "imagenFichero" => array:1 [ 0 => "xTab845274.png" ] ] ] ] "descripcion" => array:1 [ "en" => "<p id="spar0050" class="elsevierStyleSimplePara elsevierViewall">Comparison Between the Balance Percentage of the First Tracing With the Second Tracing.</p>" ] ] 2 => array:7 [ "identificador" => "tbl0010" "etiqueta" => "Table 2" "tipo" => "MULTIMEDIATABLA" "mostrarFloat" => true "mostrarDisplay" => false "tabla" => array:1 [ "tablatextoimagen" => array:1 [ 0 => array:2 [ "tabla" => array:1 [ 0 => """ <table border="0" frame="\n \t\t\t\t\tvoid\n \t\t\t\t" class=""><thead title="thead"><tr title="table-row"><th class="td" title="table-head " align="" valign="top" scope="col" style="border-bottom: 2px solid black"> \t\t\t\t\t\t\n \t\t\t\t</th><th class="td" title="table-head " align="left" valign="top" scope="col" style="border-bottom: 2px solid black">2nd tracing \t\t\t\t\t\t\n \t\t\t\t</th><th class="td" title="table-head " align="left" valign="top" scope="col" style="border-bottom: 2px solid black">3rd tracing \t\t\t\t\t\t\n \t\t\t\t</th><th class="td" title="table-head " align="left" valign="top" scope="col" style="border-bottom: 2px solid black">Significance \t\t\t\t\t\t\n \t\t\t\t</th></tr></thead><tbody title="tbody"><tr title="table-row"><td class="td" title="table-entry " align="left" valign="top">Condition 3 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="char" valign="top">92 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="char" valign="top">93 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="left" valign="top"><span class="elsevierStyleItalic">P</span>=.085 \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="table-entry " align="left" valign="top">Condition 4 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="char" valign="top">86 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="char" valign="top">86 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="left" valign="top"><span class="elsevierStyleItalic">P</span>=.0734 \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="table-entry " align="left" valign="top">Condition 5 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="char" valign="top">66 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="char" valign="top">70 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="left" valign="top"><span class="elsevierStyleItalic">P</span>=.044 \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="table-entry " align="left" valign="top">Condition 6 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="char" valign="top">74 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="char" valign="top">76 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="left" valign="top"><span class="elsevierStyleItalic">P</span>=.369 \t\t\t\t\t\t\n \t\t\t\t</td></tr></tbody></table> """ ] "imagenFichero" => array:1 [ 0 => "xTab845275.png" ] ] ] ] "descripcion" => array:1 [ "en" => "<p id="spar0055" class="elsevierStyleSimplePara elsevierViewall">Comparison Between the Balance Percentage of the Second Tracing With the Third Tracing.</p>" ] ] 3 => array:7 [ "identificador" => "tbl0015" "etiqueta" => "Table 3" "tipo" => "MULTIMEDIATABLA" "mostrarFloat" => true "mostrarDisplay" => false "tabla" => array:1 [ "tablatextoimagen" => array:1 [ 0 => array:2 [ "tabla" => array:1 [ 0 => """ <table border="0" frame="\n \t\t\t\t\tvoid\n \t\t\t\t" class=""><thead title="thead"><tr title="table-row"><th class="td" title="table-head " align="" valign="top" scope="col" style="border-bottom: 2px solid black"> \t\t\t\t\t\t\n \t\t\t\t</th><th class="td" title="table-head " align="left" valign="top" scope="col" style="border-bottom: 2px solid black">Mean of the 1st and 2nd tracing \t\t\t\t\t\t\n \t\t\t\t</th><th class="td" title="table-head " align="left" valign="top" scope="col" style="border-bottom: 2px solid black">Mean of the 3 tracing \t\t\t\t\t\t\n \t\t\t\t</th><th class="td" title="table-head " align="left" valign="top" scope="col" style="border-bottom: 2px solid black">Significance \t\t\t\t\t\t\n \t\t\t\t</th></tr></thead><tbody title="tbody"><tr title="table-row"><td class="td" title="table-entry " align="left" valign="top">Condition 3 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="char" valign="top">91.5 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="char" valign="top">92 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="left" valign="top"><span class="elsevierStyleItalic">P</span>=.01 \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="table-entry " align="left" valign="top">Condition 4 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="char" valign="top">83.5 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="char" valign="top">85 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="left" valign="top"><span class="elsevierStyleItalic">P</span>=.002 \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="table-entry " align="left" valign="top">Condition 5 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="char" valign="top">61.5 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="char" valign="top">64 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="left" valign="top"><span class="elsevierStyleItalic">P</span>=.01 \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="table-entry " align="left" valign="top">Condition 6 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="char" valign="top">67 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="char" valign="top">70 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="table-entry " align="left" valign="top"><span class="elsevierStyleItalic">P</span>=.01 \t\t\t\t\t\t\n \t\t\t\t</td></tr></tbody></table> """ ] "imagenFichero" => array:1 [ 0 => "xTab845276.png" ] ] ] ] "descripcion" => array:1 [ "en" => "<p id="spar0060" class="elsevierStyleSimplePara elsevierViewall">Comparison Between the Balance Percentage Mean of the First and Second Tracing Compared With the Mean of the 3 Tracings.</p>" ] ] ] 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Original article
Is It Possible to Shorten Examination Time in Posture Control Studies?
¿Es posible reducir el tiempo de exploración en los estudios posturográficos?
Ana Faraldo García
, Andrés Soto Varela, Sofía Santos Pérez
Corresponding author
Servicio de Otorrinolaringología, Complejo Hospitalario Universitario de Santiago de Compostela, Santiago de Compostela, Spain