Ylva Trolle Lagerros

Summary

Affiliation: Karolinska Institutet
Country: Sweden

Publications

  1. ncbi Physical activity as a determinant of mortality in women
    Ylva Trolle-Lagerros
    Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden
    Epidemiology 16:780-5. 2005
  2. ncbi Estimation of physical activity levels using cell phone questionnaires: a comparison with accelerometry for evaluation of between-subject and within-subject variations
    Christin Bexelius
    Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden
    J Med Internet Res 13:e70. 2011
  3. ncbi The effect of reminders in a web-based intervention study
    Madeleine Svensson
    Unit of Clinical Epidemiology, T2, Department of Medicine, Karolinska Institutet, 171 76 Stockholm, Sweden
    Eur J Epidemiol 27:333-40. 2012
  4. ncbi Active-Q: validation of the web-based physical activity questionnaire using doubly labeled water
    Stephanie Erika Bonn
    Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden
    J Med Internet Res 14:e29. 2012
  5. ncbi Measures of physical activity using cell phones: validation using criterion methods
    Christin Bexelius
    Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden
    J Med Internet Res 12:e2. 2010

Collaborators

Detail Information

Publications5

  1. ncbi Physical activity as a determinant of mortality in women
    Ylva Trolle-Lagerros
    Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden
    Epidemiology 16:780-5. 2005
    ..We aimed to quantify the effect of physical activity on overall mortality in younger women and to assess the effect of past versus current activity...
  2. ncbi Estimation of physical activity levels using cell phone questionnaires: a comparison with accelerometry for evaluation of between-subject and within-subject variations
    Christin Bexelius
    Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden
    J Med Internet Res 13:e70. 2011
    ....
  3. ncbi The effect of reminders in a web-based intervention study
    Madeleine Svensson
    Unit of Clinical Epidemiology, T2, Department of Medicine, Karolinska Institutet, 171 76 Stockholm, Sweden
    Eur J Epidemiol 27:333-40. 2012
    ..Frequent reminders were effective on response rates, especially for those with high Internet availability. The highest increases in response rates were found in September...
  4. ncbi Active-Q: validation of the web-based physical activity questionnaire using doubly labeled water
    Stephanie Erika Bonn
    Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden
    J Med Internet Res 14:e29. 2012
    ..Active-Q assesses habitual activity during the past year via questions in four different domains: (1) daily occupation, (2) transportation to and from daily occupation, (3) leisure time activities, and (4) sporting activities...
  5. ncbi Measures of physical activity using cell phones: validation using criterion methods
    Christin Bexelius
    Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden
    J Med Internet Res 12:e2. 2010
    ..Data collected on physical activity in large epidemiological studies is often based on paper questionnaires. The validity of these questionnaires is debated, and more effective methods are needed...