A consensus method for estimating physical activity levels in adults using accelerometry
Clevenger, 2022

Description

Demonstrates use of a "consensus method" whereby 10 methods for estimating time spent in moderate-to-vigorous physical activity are averaged. In this sample of adults wearing a hip-worn ActiGraph, mean absolute error was 4.2 min, compared to 4.9-12.3 min for individual classification methods.

Development/Validation

Sample: 30 (15 males) healthy adults, 18-79 years of age

Setting: Laboratory

Activities: Activities of daily living, cycling, walking and running, resistance exercise, stairs, stationary behaviors

Criterion: Activity type

Accelerometer(s): ActiGraph GT9X on right hip

Validation approach: Comparison to criterion

Phase Designation

(What's this?)

This model is in Phase 1 and 2.

Instructions

Ten individual classification methods (below) are used to calculate time spent in moderate-to-vigorous physical activity, then averaged together as the "consensus estimate."

Source Information

Reference:

Clevenger, K. A., Mackintosh, K. A., McNarry, M. A., Pfeiffer, K. A., Nelson, M. B., Bock, J. M., ... & Montoye, A. H. (2022). A consensus method for estimating physical activity levels in adults using accelerometry. Journal of Sports Sciences, 1-8. https://doi.org/10.1080/02640414.2022.2159117 Link to paper

Corresponding author: Kimberly Clevenger, kimberly.clevenger@usu.edu

Contact

Kimberly Clevenger at accelerometerrepository@gmail.com