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Table 3 Mediation analysis for the relationship between working hours (unit: 10 h/w) and any problem of HRQOL components through sleep duration and poor SRH

From: Associations among working hours, sleep duration, self-rated health, and health-related quality of life in Korean men

HRQOL components OR (95% CI) P value
Mobility
 Total effect 1.039 (0.934, 1.156) 0.48
 Direct effect 1.025 (0.925, 1.135) 0.64
 Indirect effect 1.013 (0.988, 1.039) 0.30
Self-care
 Total effect 1.090 (1.008, 1.179) 0.030
 Direct effect 1.047 (0.962, 1.140) 0.29
 Indirect effect 1.041 (1.001, 1.083) 0.045
Usual activity
 Total effect 1.195 (1.090, 1.311) 0.000
 Direct effect 1.130 (1.041, 1.228) 0.004
 Indirect effect 1.058 (1.008, 1.108) 0.022
Pain/discomfort
 Total effect 1.114 (1.027, 1.208) 0.009
 Direct effect 1.077 (0.995, 1.165) 0.07
 Indirect effect 1.035 (0.994, 1.077) 0.10
Anxiety/depression
 Total effect 1.105 (0.944, 1.294) 0.21
 Direct effect 1.052 (0.890, 1.245) 0.55
 Indirect effect 1.050 (1.001, 1.102) 0.045
  1. OR odds ratio. Each model adjusted for the following variables: age, income, education, occupation, marital status, smoking, alcohol drinking, hypertension, diabetes mellitus, and obesity