Table 1 Baseline characteristics of the participants
Characteristics | Total sample | Physically active jobs | Sedentary jobs | Difference |
|---|---|---|---|---|
Mean (SD) or % (n/N) | Mean (SD) or % (n/N) | Mean (SD) or % (n/N) | P-value | |
Number of participants | 401 | 83.6 (331/396) | 16.4 (65/396) | |
Sex (% women) | 58.4 (234/401) | 57.1 (189/331) | 64.6 (42/65) | 0.28 |
Age (years) | 39.2 (11.0) | 38.8 (11.2) | 40.9 (10.3) | 0.16 |
Educational level (%) | < 0.001 | |||
Lowª | 15.5 (62/401) | 18.8 (59/331) | 1.5 (1/65) | |
Mediumª | 31.7 (127/401) | 32.9 (109/331) | 24.6 (16/65) | |
Highª | 52.9 (212/401) | 49.2 (163/331) | 73.8 (48/65) | |
Seniority (%) | 0.03 | |||
Up to 5 years | 47 (188/400) | 49.6 (164/331) | 33.9 (22/65) | |
> 5 years | 53 (212/400) | 50.4 (167/331) | 66.1 (43/65) | |
Work schedule (%) | < 0.001 | |||
Day work | 41.6 (167/399) | 35.6 (118/329) | 72.3 (47/65) | |
Shift work | 57.9 (232/399) | 63.7 (211/329) | 27.7 (18/65) | |
Workhours per week | 37.0 (6.57) | 36.7 (6.31) | 38.4 (7.70) | 0.06 |
Current smokers (%) | 0.04 | |||
Yes | 22.1 (310/398) | 23.9 (79/331) | 12.3 (8/65) | |
No | 77.9 (88/398) | 76.1 (252/331) | 87.7 (57/65) | |
BMI group (%) | 0.42 | |||
Underweight (BMI < 18.5) | 1.2 (5/401) | 1.5 (5/331) | 0 (0/65) | |
Normal weight (BMI < 25) | 57.1 (229/401) | 56.2 (186/331) | 64.6 (42/65) | |
Overweight (BMI 25–30) | 31.7 (127/401) | 31.7 (105/331) | 29.2 (19/65) | |
Obese (BMI ≥ 30) | 10 (40/401) | 10.6 (35/331) | 6.2 (4/65) | |
Accelerometry | ||||
Work (h/day) | 7.9 (1.2) | 7.9 (1.2) | 7.7 (1.2) | 0.02 |
Wear time (days) | 2.7 (0.9) | 2.7 (1.0) | 3.0 (0.8) | 0.29 |