- Research Article
8
- 10.1097/jom.0b013e318266482d
Work Environment and Psychosocial Factors Affecting Physical Activity Among Taiwanese Information Technology Professionals
- Sep 01, 2012
- Journal of Occupational & Environmental Medicine
- Yun-Ping Lin + 4 more +4
To examine the relationships among work environment, psychosocial factors, and physical activity (PA) among information technology (IT) professionals. This was a cross-sectional survey of 576 IT professionals from three IT companies in Taiwan. Structural equation modeling was used to test a theoretically supported model using social cognitive theory, incorporating variables from the demand-control model. Higher levels of PA were positively associated with supportive workplace environments, positive outcome expectations, and self-efficacy for PA. Self-efficacy partially mediated the effects of supportive workplace environments on PA. Job strain had an indirect effect on PA through self-efficacy. The final model accounted for 31% of the variance in PA. Work environment and psychosocial factors are both important. Workplace PA interventions directed toward individuals' self-efficacy and outcome expectations in the context of supportive environments may be useful.
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