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        "resumen" => "<span class="elsevierStyleSectionTitle">Objetivo</span><p id="spar0005" class="elsevierStyleSimplePara elsevierViewall">El dolor de espalda es un motivo frecuente de asistencia sanitaria en los pa&#237;ses occidentales&#46; El presente estudio se dirigi&#243; a establecer la prevalencia del dolor de espalda en la poblaci&#243;n adulta de Catalu&#241;a&#44; as&#237; como sus caracter&#237;sticas&#44; su vinculaci&#243;n a las variables sociodemogr&#225;ficas&#44; la conducta terap&#233;utica seguida y las consecuencias para quienes lo sufren&#46;</p> <span class="elsevierStyleSectionTitle">M&#233;todos</span><p id="spar0010" class="elsevierStyleSimplePara elsevierViewall">Estudio descriptivo realizado en 1994 a partir de una muestra de 1&#46;964 personas&#44; representativa de la poblaci&#243;n mayor de 18 a&#241;os y obtenida a partir del censo de 1991&#46; Los datos se obtuvieron mediante una entrevista telef&#243;nica&#46; Se determin&#243; la prevalencia de dolor en general durante los &#250;ltimos 6 meses&#46; En aquellos entrevistados que refirieron haber sufrido dolor de espalda&#44; se analizaron sus caracter&#237;sticas&#44; se investig&#243; su relaci&#243;n con las variables sociodemogr&#225;ficas&#44; y se determinaron las conductas terap&#233;uticas empleadas para aliviarlo y las consecuencias personales&#44; sociales y laborales&#46;</p> <span class="elsevierStyleSectionTitle">Resultados</span><p id="spar0015" class="elsevierStyleSimplePara elsevierViewall">El dolor de espalda present&#243; una elevada prevalencia &#40;50&#44;9&#37;&#41;&#44; apareci&#243; en todas las edades &#40;media &#91;DE&#93;&#44; 47&#44;6 &#91;17&#93; a&#241;os&#41;&#44; predomin&#243; en mujeres &#40;60&#44;7&#37;&#41;&#44; en trabajadores manuales &#40;54&#44;9&#37;&#41; y en personas con menos a&#241;os de escolarizaci&#243;n &#40;71&#44;1&#37;&#41;&#46; Era de larga evoluci&#243;n &#40;el 69&#44;2&#37;&#44; m&#225;s de 3 a&#241;os&#41;&#44; frecuente &#40;el 49&#44;7&#37;&#44; m&#225;s de la mitad de d&#237;as&#41;&#44; de duraci&#243;n variable &#40;el 27&#44;3&#37;&#44; m&#225;s de 1 semana&#41; e intensidad elevada &#40;el 51&#44;4&#37;&#44; intenso-insoportable&#41;&#46; Las opciones terap&#233;uticas m&#225;s empleadas fueron la consulta m&#233;dica &#40;71&#44;9&#37;&#41;&#44; terapias no convencionales &#40;24&#44;7&#37;&#41;&#44; fisioterapia &#40;el 22&#44;7&#37;&#44; sobre todo ejercicios f&#237;sicos y electroterapia&#41; y automedicaci&#243;n &#40;14&#44;6&#37;&#41;&#46; En general&#44; la duraci&#243;n y el grado de alivio obtenido con los diversos tratamientos fue variable&#46; El dolor de espalda limit&#243; la actividad habitual &#40;36&#44;7&#37;&#41;&#44; oblig&#243; a guardar cama &#40;22&#44;7&#37;&#41;&#44; gener&#243; baja laboral &#40;17&#37;&#41; y fue motivo de invalidez profesional &#40;6&#44;5&#37;&#41;&#46;</p> <span class="elsevierStyleSectionTitle">Conclusiones</span><p id="spar0020" class="elsevierStyleSimplePara elsevierViewall">El dolor de espalda constituye una situaci&#243;n cl&#237;nica de elevada frecuencia en la poblaci&#243;n catalana y un motivo muy importante de utilizaci&#243;n de atenci&#243;n m&#233;dica y de limitaci&#243;n de la actividad personal y profesional&#46;</p>"
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        "resumen" => "<span class="elsevierStyleSectionTitle">Background</span><p id="spar0025" class="elsevierStyleSimplePara elsevierViewall">Back pain is a common symptom of health assistance in Western countries&#46; The goal of the present survey was to establish the prevalence of back pain in the general population in Catalonia&#44; as well as to establish its characteristics&#44; its relationship to sociodemographic variables&#44; the therapeutic behavior followed by those affected and the associated-impairment and disabilities for the sufferers&#46;</p> <span class="elsevierStyleSectionTitle">Methods</span><p id="spar0030" class="elsevierStyleSimplePara elsevierViewall">The survey was a descriptive study including a sample of 1&#44;964 people&#44; obtained from the census &#40;1991&#41; and representative of the population older than 18 years&#46; The study was done in 1994 and data were obtained by means of a telephone interview&#46; The prevalence of pain in the last six months was determined&#46; Among those suffering back pain&#44; additional information was obtained concerning its characteristics&#44; the relationship with socio-demographic variables&#44; the therapeutic behaviors used by patients&#44; and the personal&#44; social and work impairment and disabilities&#46;</p> <span class="elsevierStyleSectionTitle">Results</span><p id="spar0035" class="elsevierStyleSimplePara elsevierViewall">Back pain was highly prevalent &#40;50&#46;9&#37;&#41;&#44; appeared in all ages &#40;mean age of 47&#46;6 years&#41;&#44; was the highest in women &#40;60&#46;7&#37;&#41;&#44; in manual workers &#40;54&#46;9&#37;&#41; and in those less educated &#40;71&#46;1&#37;&#41;&#46; Back pain was long lasting &#40;69&#46;2&#37; more than 3 years&#41;&#44; frequent &#40;49&#46;7&#37; more than the half of the days&#41;&#44; and highly painful &#40;severe-unbearable in 51&#46;4&#37;&#41;&#46; The therapeutic behaviors most commonly used were the visit to the physician &#40;71&#46;9&#37;&#41;&#44; the use of alternative medical treatments &#40;24&#46;7&#37;&#41;&#44; physical therapy &#40;22&#46;7&#37;&#44; physical exercises and electrotherapy&#41; and self-medication &#40;14&#46;6&#37;&#44; being acetylsalicylic acid the most employed&#41;&#46; In general&#44; the duration and degree of improvement was variable&#46; Back pain limited the daily activities &#40;36&#46;7&#37;&#41; and forced to bed rest &#40;22&#46;7&#37;&#41;&#46; It was also a significant reason for time off work &#40;17&#37;&#41; and disability pension &#40;6&#46;5&#37;&#41;&#46;</p> <span class="elsevierStyleSectionTitle">Conclusions</span><p id="spar0040" class="elsevierStyleSimplePara elsevierViewall">Back pain has a very high prevalence in the Catalonian population and is an important reason to seek medical attention&#46; It greatly limits the daily personal and professional activities&#46;</p>"
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