Table 1 Baseline characteristics of cleaners and shop assistants
Cleaners N = 1430 | Shop assistants N = 579 | |
|---|---|---|
Variable | ||
Age mean (sd) | 50.3 (8.2) | 44.0 (10.4) |
Education highest level 10 years % | 94.3 | 74.9 |
Less than 40 weeks paid work one year before baseline % | 14.7 | 7.8 |
Other ethnicity than Danish a % | 6.6 | 0.4 |
Body mass index (BMI) mean (sd) | 25.6 (5.2) | 24.2 (4.3) |
Actual number of hours a week with paid cleaning work. Mean (sd) | 28.9 (10.2) | Not relevant |
Use of mop more than 10 h a week % | 50.7 | Not relevant |
Working alone - always or often % | 14.1 | 4.5 |
Decision latitude b | 49.1 (30.96) | 60.1 (25.29) |
Mean (SD) 0–100 | ||
High value expressing high decision latitude | ||
Quantitative demand b | 45.2 (23.2) | 49.0 (18.2) |
Mean (SD) 0–100 | ||
High value expressing high quantitative demand | ||
Shoulder pain more than 90 days in the last year % | 29.9 | 12.6 |
Elbow pain more than 90 days in the last year % | 16.4 | 6.2 |
Wrist pain more than 90 days the last year % | 23.4 | 8.1 |
Daily tingling of fingers in the last three months % | 13.4 | 3.6 |
Shoulder, elbow or wrist pain more than 90 days in the last year or daily tingling of fingers in the last three months % | 45.1 | 19.5 |
Marital status % married | 89.4 | 79.6 |