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Workplace

ORIGINAL ARTICLE

Change in psychological distress following change in workplace social capital: results from the panel surveys of the J-HOPE study Toru Tsuboya,1,2 Akizumi Tsutsumi,3 Ichiro Kawachi1 ▸ Additional material is published online only. To view please visit the journal online (http://dx.doi.org/10.1136/ oemed-2014-102427). 1

Department of Social and Behavioral Sciences, Harvard School of Public Health, Boston, Massachusetts, USA 2 Department of International and Community Oral Health, Tohoku University Graduate School of Dentistry, Sendai, Japan 3 Department of Public Health, Kitasato University School of Medicine, Sagamihara, Japan Correspondence to Dr Toru Tsuboya, Department of Social and Behavioral Sciences, Harvard School of Public Health, 677 Huntington Avenue Kresge Building 7th Floor Boston, Massachusetts 02115, USA; [email protected] Received 27 June 2014 Revised 11 November 2014 Accepted 18 November 2014 Published Online First 3 December 2014

ABSTRACT Purpose Research on the longitudinal association of workplace social capital and mental health is limited. The purpose of the present study was to investigate the prospective association of social capital in the workplace with mental distress, measured by K6, adjusting for individuals factors as well as workplace-related factors among employees in Japan. Methods The participants included 6387 men and 1825 women from 12 private companies in Japan. Questionnaires, inquiring about workplace social capital, K6, job strain and effort-reward imbalance were administered at the baseline survey between October 2010 and December 2011 (response rate=77.4%). At 1-year follow-up, social capital and K6 were assessed again (follow-up rate=79.5%), and a generalised linear model was used to estimate the association between changes in workplace social capital and change in K6. Results After adjusting for baseline demographic characteristics and workplace-related factors (Job Content Questionnaire (JCQ), Effort-Reward Imbalance Questionnaire (ERIQ)), increased workplace social capital between waves was associated with improved psychological distress (β=−0.2327, p

Change in psychological distress following change in workplace social capital: results from the panel surveys of the J-HOPE study.

Research on the longitudinal association of workplace social capital and mental health is limited. The purpose of the present study was to investigate...
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