Table 3. Results of the χ2 tests in OWH/SWH.
| Objective working hours per weeka | ≥1 to 35 h/w | (N=318) | ≥35 to 50 h/w | (N=2,220) | ≥50 to 60 h/w | (N=3,797) | ≥60 h/w | (N=366) | p d | |
|---|---|---|---|---|---|---|---|---|---|---|
| N | (%)b | N | (%) | N | (%) | N | (%) | |||
| Gender | <0.001 | |||||||||
| Men | 80 | (25.2) | 1,124 | (50.6) | 2,844 | (74.9) | 333 | (91.0) | ||
| Women | 238 | (74.8) | 1,096 | (49.4) | 953 | (25.1) | 33 | (9.0) | ||
| Age (yr) | <0.001 | |||||||||
| ≤29 | 25 | (7.9) | 647 | (29.1) | 1,179 | (31.1) | 11 | (3.0) | ||
| 30–39 | 87 | (27.4) | 675 | (30.4) | 1,437 | (37.8) | 188 | (51.4) | ||
| 40–49 | 91 | (28.6) | 508 | (22.9) | 836 | (22.0) | 141 | (38.5) | ||
| ≥50 | 115 | (36.2) | 390 | (17.6) | 345 | (9.1) | 26 | (7.1) | ||
| Job type | ||||||||||
| Manager | 6 | (1.9) | 267 | (12.0) | 764 | (20.1) | 260 | (71.0) | <0.001 | |
| Nonmanagerial | 312 | (98.1) | 1,953 | (88.0) | 3,033 | (79.9) | 106 | (29.0) | ||
| Subjective working hours per weekc | ≥1 to 35 h/w | (N=1,184) | ≥35 to 50 h/w | (N=4,725) | ≥50 to 60 h/w | (N=703) | ≥60 h/w | (N=194) | p | |
| N | (%) | N | (%) | N | (%) | N | (%) | |||
| Gender | <0.001 | |||||||||
| Men | 609 | (51.4) | 3,123 | (66.1) | 567 | (80.7) | 149 | (76.8) | ||
| Wemen | 575 | (48.6) | 1,602 | (33.9) | 136 | (19.3) | 45 | (23.2) | ||
| Age (yr) | <0.001 | |||||||||
| ≤29 | 331 | (28.0) | 1,365 | (28.9) | 138 | (19.6) | 41 | (21.1) | ||
| 30–39 | 409 | (34.5) | 1,653 | (35.0) | 276 | (39.3) | 75 | (38.7) | ||
| 40–49 | 238 | (20.1) | 1,103 | (23.3) | 219 | (31.2) | 53 | (27.3) | ||
| ≥50 | 206 | (17.4) | 604 | (12.8) | 70 | (10.0) | 25 | (12.9) | ||
| Job type | <0.001 | |||||||||
| Manager | 112 | (9.5) | 851 | (18.0) | 298 | (42.4) | 70 | (36.1) | ||
| Nonmanagerial | 1,072 | (90.5) | 3,874 | (82.0) | 405 | (57.6) | 124 | (63.9) | ||
a: By the personnel records of October, 2017. b: Figures do not always add up to 100% due to rounding data. c: By answers to the questionnaire about last month (conducted in November, 2017). d: p-value of χ2-test for categorical variables. OWH: objective working hours; SWH: subjective working hours.