Introduction: In the last years the Postural Assessment Scale for Stroke Patients (PASS) has become in the most common utility to assess balance and postural control in adult patients who have suffered a stroke, especially in the acute and subacute phase.
Aim: To translate the PASS into Spanish and to validate it as an instrument to evaluate balance and postural control in adult stroke patients in Spain.
Patients and methods: The French version was translated into Spanish, this version was agreed by a team of experts. Later a back-translation was made into French and was sent to original author, who approved this version. To assess the interrater and intrarater reliability were performed four measurements on 60 post-stroke patients which was recorded a videotape. Two of these measurements were performed by the same rater, and the third and fourth by a second and third rater.
Results: The values refer to the total score of the scale and reflect a reliability of 0.999. They also show a reliability greater than 0.90 in each of the items in both intrarater and interrater comparisons as an internal consistency of 0.94.
Conclusions: The Spanish version of PASS is valid and can reliably evaluate balance and postural control for adult stroke survivors.
Title: Traduccion y validacion al español de la Postural Assessment Scale for Stroke Patients (PASS) para la valoracion del equilibrio y del control postural en pacientes postictus.
Introduccion. En los ultimos años, la Postural Assessment Scale for Stroke Patients (PASS) se ha convertido en la escala mas utilizada para valorar el equilibrio y el control postural en pacientes adultos que han sufrido un ictus, especialmente en la fase aguda y subaguda. Objetivo. Traducir y validar la PASS para la poblacion española como instrumento de valoracion del equilibrio y el control postural en pacientes adultos postictus. Pacientes y metodos. Se tradujo al español la version original francesa de la PASS; dicha version fue consensuada por un equipo de expertos. Posteriormente se hizo una retrotraduccion al frances y se envio al autor de la escala, el cual aprobo dicha version. Seguidamente se evaluo la fiabilidad intra e interobservador; para ello se llevaron a cabo cuatro mediciones a 60 pacientes postictus, a partir de una videograbacion. Dos de estas mediciones fueron realizadas por el mismo observador, y la tercera y cuarta, por un segundo y tercer observadores. Resultados. Los valores obtenidos referidos a la puntuacion total de la escala reflejan un indice de fiabilidad del 0,999; tambien muestran una fiabilidad superior a 0,90 en cada uno de los items, tanto en las comparaciones intraobservador como interobservador, y una consistencia interna del 0,94. Conclusion. La version española de la PASS es valida y fiable para valorar el equilibrio y el control postural en pacientes adultos postictus.