This paper is in the following e-collection/theme issue:

Fitness Trackers and Smart Pedometers/Accelerometers (561) Wearable Devices and Sensors (888) Research Instruments, Questionnaires, and Tools (576) mHealth for Data Collection and Research (955) Evaluation and Research Methodology for mHealth (208)

Published on in Vol 10, No 7 (2022): July

Preprints (earlier versions) of this paper are available at https://preprints.jmir.org/preprint/38077, first published .
Comparison of Accelerometry-Based Measures of Physical Activity: Retrospective Observational Data Analysis Study

Comparison of Accelerometry-Based Measures of Physical Activity: Retrospective Observational Data Analysis Study

Comparison of Accelerometry-Based Measures of Physical Activity: Retrospective Observational Data Analysis Study

Authors of this article:

Marta Karas1 Author Orcid Image ;   John Muschelli1 Author Orcid Image ;   Andrew Leroux2 Author Orcid Image ;   Jacek K Urbanek3 Author Orcid Image ;   Amal A Wanigatunga4 Author Orcid Image ;   Jiawei Bai1 Author Orcid Image ;   Ciprian M Crainiceanu1 Author Orcid Image ;   Jennifer A Schrack3, 4 Author Orcid Image
Article Authors Cited by (22) Tweetations (23) Metrics

Marta Karas   1 * , MS, PhD ;   John Muschelli   1 * , MS, PhD ;   Andrew Leroux   2 , MS, PhD ;   Jacek K Urbanek   3 , MEng, PhD ;   Amal A Wanigatunga   4 , MPH, PhD ;   Jiawei Bai   1 , MS, PhD ;   Ciprian M Crainiceanu   1 , MS, PhD ;   Jennifer A Schrack   3, 4 , MS, PhD

1 Department of Biostatistics, Bloomberg School of Public Health, Johns Hopkins University, Baltimore, MD, United States

2 Department of Biostatistics and Informatics, Colorado School of Public Health, University of Colorado, Aurora, CO, United States

3 Center on Aging and Health, Division of Geriatric Medicine and Gerontology, Department of Medicine, School of Medicine, Johns Hopkins University, Baltimore, MD, United States

4 Department of Epidemiology, Bloomberg School of Public Health, Johns Hopkins University, Baltimore, MD, United States

*these authors contributed equally

Corresponding Author:

  • Jennifer A Schrack, MS, PhD
  • Department of Epidemiology
  • Bloomberg School of Public Health
  • Johns Hopkins University
  • 615 N Wolfe St
  • Baltimore, MD, 21205
  • United States
  • Phone: 1 410-303-1723
  • Email: jschrac1@jhu.edu