Table 1.
Variables | Without event (N=740) | With event (N=204) | Total (N=944) | ||||||
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N | % | Mean (SD) | N | % | Mean (SD) | N | % | Mean (SD) | |
Age (years) | 740 | 45.0 (9.7) | 204 | 43.8 (10.3) | 944 | 44.7 (9.9) | |||
Women | 298 | 40.3 | 116 | 56.9 | 414 | 43.9 | |||
BMI (kg/m2) | 727 | 27.1 (4.8 ) | 202 | 27.2 (5.2) | 929 | 27.2 (4.9) | |||
Occupational lifting/carrying duration (1–6) a | 737 | 3.8 (1.4) | 204 | 3.5 (1.5) | 941 | 3.7 (1.4) | |||
Influence at work (0–100%) b | 580 | 58.0 (28.3) | 159 | 52.9 (29.9) | 739 | 56.9 (28.7) | |||
White-collar | 55 | 7.4 | 9 | 4.4 | 64 | 6.8 | |||
Blue-collar | 685 | 92.6 | 195 | 95.6 | 880 | 93.2 | |||
Job sector | |||||||||
Cleaning | 115 | 15.5 | 46 | 22.5 | 161 | 17.1 | |||
Manufacturing | 445 | 60.1 | 111 | 54.4 | 556 | 58.9 | |||
Transport | 59 | 8.0 | 20 | 9.8 | 79 | 8.4 | |||
Health Service | 11 | 1.5 | 8 | 3.9 | 19 | 2.0 | |||
Assemblers | 29 | 3.9 | 3 | 1.5 | 32 | 3.4 | |||
Construction | 31 | 4.2 | 7 | 3.4 | 38 | 4.0 | |||
Garbage collectors | 19 | 2.6 | 6 | 2.9 | 25 | 2.6 | |||
Mobile plant operators and others c | 31 | 4.2 | 3 | 1.5 | 34 | 3.6 | |||
Pre-event of LTSA | 28 | 3.8 | 29 | 14.2 | 57 | 6.0 | |||
Maternity | 23 | 3.1 | 0 | 0 | 23 | 2.4 | |||
Total measured worktime/day (minutes) | 740 | 100 | 458 (92) | 204 | 100 | 453 (82) | 944 | 100 | 457 (90) |
Total measured leisure time/day (minutes) | 654 | 100 | 475 (114) | 174 | 100 | 481 (112) | 828 | 100 | 476 (114) |
Total measured waking hours/day (minutes) | 654 | 100 | 925 (113) | 174 | 100 | 929 (107) | 828 | 100 | 926 (112) |
1=almost all the time, 6=never.
0% means no influence at work/no support at work.
Other includes general office clerks, and other elementary workers.