Table 3.
Predictive factors of low back pain (n = 1,630 participants) and work-related musculoskeletal disorders (n = 190 participants) in domestics and cleaners (Brazil, 2013 and 2019)
| Variables | LBP Adjusted PR (95%CI) | p-value | WMSD Adjusted PR (95%CI) | p-value |
|---|---|---|---|---|
| Year | ||||
| 2013 | 1.00 | 0.771 | 1.00 | 0.572 |
| 2019 | 1.02 (0.92-1.12) | 1.09 (0.81-1.46) | ||
| Occupation | ||||
| Cleaner | 1.00 | 0.555 | 1.00 | < 0.001 |
| Domestic | 0.97 (0.87-1.08) | 0.53 (0.40-0.72) | ||
| Sex | ||||
| Male | 1.00 | 0.601 | 1.00 | 0.004 |
| Female | 1.04 (0.89-1.21) | 2.50 (1.34-4.66) | ||
| Age (years) | ||||
| 18-39 | 1.00 | < 0.001 | 1.00 | 0.002 |
| 40-59 | 1.39 (1.24-1.56) | 1.79 (1.26-2.55) | ||
| >60 | 1.74 (1.44-2.09) | 1.07 (0.54-2.14) | ||
| Ethnicity | ||||
| White/Asian | 1.00 | 0.777 | 1.00 | 0.088 |
| Black/brown/indigenous | 0.98 (0.88-1.10) | 0.77 (0.57-1.04) | ||
| Marital status | ||||
| Married | 1.00 | 0.103 | 1.00 | 0.143 |
| Separated/divorced/widowed | 0.95 (082-1.10) | 0.96 (0.65-1.43) | ||
| Single | 0.89 (0.79-099) | 0.73 (0.52-1.02) | ||
| Education | ||||
| High school completed/university | 1.00 | 0.177 | 1.00 | 0.309 |
| Primary school completed | 1.08 (0.93-1.25) | 1.38 (0.91-2.08) | ||
| No education/incomplete primary school | 1.13 (099-1.28) | 1.19 (0.83-1.71) | ||
| Self-rated health | ||||
| Very good/good | 1.00 | < 0.001 | 1.00 | 0.143 |
| Regular | 1.68 (1.51-1.88) | 1.42 (1.03-1.97) | ||
| Poor/very poor | 2.10(1.76-2.50) | 1.63 (0.97-2.74) | ||
| Prepaid health plan | ||||
| No | 1.00 | 0.002 | 1.00 | < 0.001 |
| Yes | 1.27 (1.09-1.47) | 2.31 (1.63-3.26) | ||
| Depressive symptoms | ||||
| Minimal | 1.00 | < 0.001 | 1.00 | < 0.001 |
| Mild | 1.69 (1.49-1.91) | 2.40 (1.68-3.42) | ||
| Moderate | 2.12 (1.82-2.47) | 2.60 (1.67-4.07) | ||
| Moderately severe | 2.27 (1.84-2.80) | 4.00 (2.34-6.86) | ||
| Severe | 2.32 (1.77-3.04) | 3.63 (1.77-746) |
LBP = low back pain; PR = prevalence ratio; WMSD = work-related musculoskeletal disorders.