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Research Article

Effect of a Nutrition Supplement and Physical Activity Program on Pneumonia and Walking Capacity in Chilean Older People: A Factorial Cluster Randomized Trial

  • Alan D. Dangour mail,

    Alan.Dangour@lshtm.ac.uk

    Affiliation: Department of Nutrition and Public Health Intervention Research, Faculty of Epidemiology and Population Health, London School of Hygiene & Tropical Medicine, London, United Kingdom

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  • Cecilia Albala,

    Affiliation: Instituto de Nutrición y Tecnología de los Alimentos, University of Chile, Santiago, Chile

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  • Elizabeth Allen,

    Affiliation: Department of Medical Statistics, Faculty of Epidemiology and Population Health, London School of Hygiene & Tropical Medicine, London, United Kingdom

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  • Emily Grundy,

    Affiliation: Department of Population Studies, Faculty of Epidemiology and Population Health, London School of Hygiene & Tropical Medicine, London, United Kingdom

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  • Damian G. Walker,

    Affiliation: Department of International Health, Bloomberg School of Public Health, Johns Hopkins University, Baltimore, United States of America

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  • Cristian Aedo,

    Affiliation: Human Development Department, Latin America and the Caribbean Region, The World Bank, Washington (D.C.), United States of America

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  • Hugo Sanchez,

    Affiliation: Instituto de Nutrición y Tecnología de los Alimentos, University of Chile, Santiago, Chile

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  • Olivia Fletcher,

    Affiliation: Department of Medical Statistics, Faculty of Epidemiology and Population Health, London School of Hygiene & Tropical Medicine, London, United Kingdom

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  • Diana Elbourne,

    Affiliation: Department of Medical Statistics, Faculty of Epidemiology and Population Health, London School of Hygiene & Tropical Medicine, London, United Kingdom

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  • Ricardo Uauy

    Affiliation: Department of Nutrition and Public Health Intervention Research, Faculty of Epidemiology and Population Health, London School of Hygiene & Tropical Medicine, London, United Kingdom

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  • Published: April 19, 2011
  • DOI: 10.1371/journal.pmed.1001023

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