Table 1 Population characteristics (N = 4018)
Included in complete cases analyses (n = 2782) | Excluded because of missing SAa data (n = 1236) | Analysis | |||
|---|---|---|---|---|---|
Median (IQRb) | n (%) | Median (IQRb) | n (%) | ||
Age | 49.9 (9.5) | 34.1 (14.9) | P < 0.01c | ||
Gender | P < 0.01d | ||||
Men | 1235 (44) | 609 (49) | |||
Women | 1547 (56) | 627 (51) | |||
Job tenure | 5.2 (1.0) | 1.7 (1.1) | P < 0.01e | ||
Work hours per week | 22.4 (12.2) | 10.6 (7.4) | P < 0.01e | ||
Job | P < 0.01d | ||||
Postmen | 1046 (38) | 1083 (88) | |||
Post sorters | 1455 (52) | 64 (5) | |||
Supervisor/manager | 150 (5) | 8 (1) | |||
Other | 131 (5) | 81 (6) | |||
Mental health symptoms (range 0–100) | |||||
Distress | 25.0 (9.0–53.1) | 25.0 (6.3–53.1) | P = 0.89e | ||
Depressed mood | 0.0 (0.0–25.0) | 0.0 (0.0–25.0) | P = 0.12e | ||
Fatigue | 32.0 (12.0–48.0) | 28.0 (8.0–48.0) | P = 0.29e | ||