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        "resumen" => "<span class="elsevierStyleSectionTitle">Objetive</span><p class="elsevierStyleSimplePara elsevierViewall">The benefits of a domiciliary program of pulmonary rehabilitation for patients with severe to very severe chronic obstructive pulmonary disease &#40;COPD&#41; are uncertain&#46; We aimed to assess the short- and medium-term efficacy of such a program in this clinical setting&#46;</p> <span class="elsevierStyleSectionTitle">Patients and methods</span><p class="elsevierStyleSimplePara elsevierViewall">Patients with severe COPD &#40;stages III-IV&#44; classification of the Global Initiative for Chronic Obstructive Lung Disease&#41; and incapacitating dyspnea &#40;scores 3-5&#44; Medical Research Council &#91;MRC&#93; scale&#41; were randomized to a control or domiciliary rehabilitation group&#46; The 9-week supervised pulmonary rehabilitation program included educational sessions&#44; respiratory physiotherapy&#44; and muscle training in weekly sessions in the patient&#39;s home&#46; We assessed the following variables at baseline&#44; 9 weeks&#44; and 6 months&#58; lung function&#44; exercise tolerance &#40;3-minute walk test&#41;&#44; dyspnea &#40;MRC score&#41;&#44; and health-related quality of life with the Chronic Respiratory Questionnaire &#40;CRQ&#41;&#46;</p> <span class="elsevierStyleSectionTitle">Results</span><p class="elsevierStyleSimplePara elsevierViewall">Thirty-eight patients with a mean &#40;SD&#41; age of 68 &#40;6&#41; years were enrolled&#46; The mean MRC score was 4 &#40;0&#46;8&#41; and mean forced expiratory volume in 1 second was 29&#37; of reference&#46; Twenty-nine patients completed the study &#40;6 months&#41;&#46; Distance covered on the walk test increased significantly in the rehabilitation group &#40;<span class="elsevierStyleItalic">P</span>&#61;&#46;001&#41; and the difference was maintained at 6 months&#46; Dyspnea also improved significantly with rehabilitation &#40;<span class="elsevierStyleItalic">P</span>&#8804;&#46;05&#41;&#44; but the reduction was not evident at 6 months&#46; Statistically significant improvements in symptoms related to 2 CRQ domains were detected between baseline and 9 weeks&#58; dyspnea &#40;3&#46;1 &#91;0&#46;8&#93; vs 3&#46;6 &#91;0&#46;7&#93;&#59; <span class="elsevierStyleItalic">P</span>&#61;&#46;02&#41; and fatigue &#40;3&#46;7 &#91;0&#46;8&#93; vs 4&#46;2 &#91;0&#46;9&#93;&#59; <span class="elsevierStyleItalic">P</span>&#61;&#46;002&#41;&#46; A clinically relevant but not statistically significant change in mastery over disease was detected &#40;from 4&#46;3 to 4&#46;9&#41;&#46; All improvements were maintained at 6 months&#46;</p> <span class="elsevierStyleSectionTitle">Conclusions</span><p class="elsevierStyleSimplePara elsevierViewall">Home-based pulmonary rehabilitation for patients with severe to very severe COPD and severe functional incapacity leads to improvements in exercise tolerance and health-related quality of life that are maintained at 6 months&#46;</p>"
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        "resumen" => "<span class="elsevierStyleSectionTitle">Objetivo</span><p class="elsevierStyleSimplePara elsevierViewall">Los beneficios de la rehabilitaci&#243;n respiratoria domiciliaria &#40;RRD&#41; en pacientes con enfermedad pulmonar obstructiva cr&#243;nica &#40;EPOC&#41; de grado grave-muy grave son controvertidos&#46; Nuestro objetivo ha sido evaluar la eficacia a corto y medio plazo de un programa de RRD en pacientes con EPOC grave&#46;</p> <span class="elsevierStyleSectionTitle">Pacientes y m&#233;todos</span><p class="elsevierStyleSimplePara elsevierViewall">Se trata de un estudio prospectivo y aleatorizado en pacientes con EPOC grave &#40;estadios III y IV de la clasificaci&#243;n GOLD&#41; y disnea invalidante &#8212;&#59; puntuaci&#243;n de 3 a 5 en la escala del Medical Research Council &#40;MRC&#41;&#8212;&#44; distribuidos en grupo control y grupo RRD&#46; El programa de rehabilitaci&#243;n respiratoria fue de 9 semanas y consist&#237;a en educaci&#243;n&#44; fisioterapia respiratoria y entrenamiento muscular con supervisi&#243;n semanal en domicilio&#46; Evaluamos en situaci&#243;n basal&#44; a las 9 semanas y a los 6 meses la funci&#243;n pulmonar&#44; la capacidad de ejercicio &#40;prueba de la marcha de 3 min&#41;&#44; la disnea &#40;MRC&#41; y la calidad de vida relacionada con la salud&#44; determinada con el Chronic Respiratory Questionnaire &#40;CRQ&#41;&#46;</p> <span class="elsevierStyleSectionTitle">Resultados</span><p class="elsevierStyleSimplePara elsevierViewall">Participaron en el estudio 38 pacientes&#44; con una edad media &#177; desviaci&#243;n est&#225;ndar de 68 &#177; 6 a&#241;os &#40;puntuaci&#243;n MRC&#58; 4 &#177; 0&#44;8&#59; volumen espiratorio forzado en el primer segundo&#58; 29&#37; del valor de referencia&#41;&#44; y 29 completaron el seguimiento a los 6 meses&#46; En el grupo RRD se increment&#243; significativamente la distancia recorrida en la prueba de la marcha de 3 min &#40;p &#61; 0&#44;001&#41;&#44; resultado que se mantuvo a los 6 meses&#46; La disnea mejor&#243; significativamente tras la RRD &#40;p &#8804; 0&#44;05&#41;&#44; pero dicha mejor&#237;a desapareci&#243; a los 6 meses&#46; Se observ&#243; una mejor&#237;a cl&#237;nica y estad&#237;sticamente significativa en 2 dominios del CRQ&#44; el de disnea &#40;3&#44;1 &#177; 0&#44;8 frente a 3&#44;6 &#177; 0&#44;7&#59; p &#61; 0&#44;02&#41; y el de fatiga &#40;3&#44;7 &#177; 0&#44;8 frente a 4&#44;2 &#177; 0&#44;9&#59; p &#61; 0&#44;002&#41;&#44; y tan s&#243;lo cl&#237;nica &#40;4&#44;3 frente a 4&#44;9&#41; en el control de la enfermedad&#44; mejor&#237;as que se mantuvieron a los 6 meses&#46;</p> <span class="elsevierStyleSectionTitle">Conclusiones</span><p class="elsevierStyleSimplePara elsevierViewall">La RRD en pacientes con EPOC grave-muy grave y alta incapacidad funcional aporta beneficios en la calidad de vida relacionada con la salud y la capacidad de ejercicio&#44; que pueden mantenerse hasta los 6 meses&#46;</p>"
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Original Articles
Benefits of a Home-Based Pulmonary Rehabilitation Program for Patients With Severe Chronic Obstructive Pulmonary Disease
Vanessa Regiane Resquetia, Amaia Gorostizab, Juan B. Gladisb, Elena López de Santa Maríab, Pere Casan Claràa, Rosa Güell Rousa,
Corresponding author
vanessaresqueti@hotmail.com

Correspondence: Dra. R. Güell Rous. Área de Rehabilitación-Departamento de Neumología. Hospital de la Santa Creu i de Sant Pau. Sant Antoni M. Claret, 167. 08025 Barcelona. España
a Hospital de la Santa Creu i de Sant Pau, Facultad de Medicina, Universidad Autónoma de Barcelona, Barcelona, Spain
b Hospital de Cruces, Barakaldo, Vizcaya, Spain
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        "resumen" => "<span class="elsevierStyleSectionTitle">Objetivo</span><p class="elsevierStyleSimplePara elsevierViewall">Los beneficios de la rehabilitaci&#243;n respiratoria domiciliaria &#40;RRD&#41; en pacientes con enfermedad pulmonar obstructiva cr&#243;nica &#40;EPOC&#41; de grado grave-muy grave son controvertidos&#46; Nuestro objetivo ha sido evaluar la eficacia a corto y medio plazo de un programa de RRD en pacientes con EPOC grave&#46;</p> <span class="elsevierStyleSectionTitle">Pacientes y m&#233;todos</span><p class="elsevierStyleSimplePara elsevierViewall">Se trata de un estudio prospectivo y aleatorizado en pacientes con EPOC grave &#40;estadios III y IV de la clasificaci&#243;n GOLD&#41; y disnea invalidante &#8212;&#59; puntuaci&#243;n de 3 a 5 en la escala del Medical Research Council &#40;MRC&#41;&#8212;&#44; distribuidos en grupo control y grupo RRD&#46; El programa de rehabilitaci&#243;n respiratoria fue de 9 semanas y consist&#237;a en educaci&#243;n&#44; fisioterapia respiratoria y entrenamiento muscular con supervisi&#243;n semanal en domicilio&#46; Evaluamos en situaci&#243;n basal&#44; a las 9 semanas y a los 6 meses la funci&#243;n pulmonar&#44; la capacidad de ejercicio &#40;prueba de la marcha de 3 min&#41;&#44; la disnea &#40;MRC&#41; y la calidad de vida relacionada con la salud&#44; determinada con el Chronic Respiratory Questionnaire &#40;CRQ&#41;&#46;</p> <span class="elsevierStyleSectionTitle">Resultados</span><p class="elsevierStyleSimplePara elsevierViewall">Participaron en el estudio 38 pacientes&#44; con una edad media &#177; desviaci&#243;n est&#225;ndar de 68 &#177; 6 a&#241;os &#40;puntuaci&#243;n MRC&#58; 4 &#177; 0&#44;8&#59; volumen espiratorio forzado en el primer segundo&#58; 29&#37; del valor de referencia&#41;&#44; y 29 completaron el seguimiento a los 6 meses&#46; En el grupo RRD se increment&#243; significativamente la distancia recorrida en la prueba de la marcha de 3 min &#40;p &#61; 0&#44;001&#41;&#44; resultado que se mantuvo a los 6 meses&#46; La disnea mejor&#243; significativamente tras la RRD &#40;p &#8804; 0&#44;05&#41;&#44; pero dicha mejor&#237;a desapareci&#243; a los 6 meses&#46; Se observ&#243; una mejor&#237;a cl&#237;nica y estad&#237;sticamente significativa en 2 dominios del CRQ&#44; el de disnea &#40;3&#44;1 &#177; 0&#44;8 frente a 3&#44;6 &#177; 0&#44;7&#59; p &#61; 0&#44;02&#41; y el de fatiga &#40;3&#44;7 &#177; 0&#44;8 frente a 4&#44;2 &#177; 0&#44;9&#59; p &#61; 0&#44;002&#41;&#44; y tan s&#243;lo cl&#237;nica &#40;4&#44;3 frente a 4&#44;9&#41; en el control de la enfermedad&#44; mejor&#237;as que se mantuvieron a los 6 meses&#46;</p> <span class="elsevierStyleSectionTitle">Conclusiones</span><p class="elsevierStyleSimplePara elsevierViewall">La RRD en pacientes con EPOC grave-muy grave y alta incapacidad funcional aporta beneficios en la calidad de vida relacionada con la salud y la capacidad de ejercicio&#44; que pueden mantenerse hasta los 6 meses&#46;</p>"
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      0 => array:1 [
        "nota" => "<p class="elsevierStyleNotepara">The preliminary results of this study were first presented at the annual European Respiratory Society Congress&#44; September 2005 in Copenhagen&#44; Denmark&#46;</p>"
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        "nota" => "<p class="elsevierStyleNotepara">The study was partially funded by the Breathe Network &#40;Red Respira&#41; of the Spanish Society of Pulmonology and Thoracic Surgery &#40;SEPAR&#41;&#46;</p>"
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