Reliability and validity of time-use surveys in assessing 24-hour movement behaviors in adults.

ABSTRACT:

Background

Time-use surveys are considered a valid alternative for assessing physical activity (PA) and sedentary behavior (SB). The International Classification of Activities for Time-Use Statistics (ICATUS) has been widely adopted, as a standardized framework for categorizing time-use data. A classification system has been developed to classify ICATUS-based activities into sleep, SB, light PA (LPA), and moderate-to-vigorous PA (MVPA). This study aimed to evaluate the reliability and validity of ICATUS-based time-use classifications.

Methods

Participants aged 18-59 years were recruited from five organizations located in the Bangkok metropolitian area (n = 220). The study was conducted from September to October 2022. Participants wore an accelerometer for ten consecut

SUBMITTER: Liangruenrom N 

PROVIDER: S-EPMC11986218 | biostudies-literature | 2025 Apr

REPOSITORIES: biostudies-literature