Table 6.
Prevalence of WMSDs in the nurses with various working duration per week.
| Working duration per week | N (%) | In the recent 1 year | Lower back | Neck | Shoulder | Back |
|---|---|---|---|---|---|---|
| N (%) | N (%) | N (%) | N (%) | N (%) | ||
| ≤40 | 974 (14.59) | 676 (69.40) | 516 (52.98) | 497 (51.03) | 434 (44.56) | 354 (36.34) |
| 41~50 | 5366 (80.40) | 4221 (78.66)∗ | 3432 (63.96) | 3261 (60.77) | 2671 (49.78) | 2110 (39.32) |
| ≥51 | 334 (5.00) | 271 (81.14)∗ | 237 (70.96) | 231 (69.16) | 209 (62.5) | 172 (51.50) |
|
| ||||||
| Total | 6674 (100.00) | 5168 (77.43) | 4185 (62.71) | 3989 (59.77) | 3314 (49.66) | 2636 (39.50) |
|
| ||||||
| χ 2 | — | 43.191 | 52.743 | 45.455 | 32.454 | 24.245 |
| P | — | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 |
∗ P < 0.05, compared with nurses with a working duration of less than 40 hrs per week.