Female (N = 860) | ||||||||
Working period-adjusteda | Multivariable-adjustedb | |||||||
Odds ratio | 95% Confidence intervals | P value | Odds ratio | 95% Confidence intervals | P value | |||
Body sites | Minimum | Maximum | Minimum | Maximum | ||||
Eyes | 1.950 | 1.440 | 2.650 | <0.001 | 1.560 | 1.130 | 2.160 | 0.007 |
Lower extremities | 1.740 | 1.240 | 2.440 | 0.001 | 1.440 | 1.000 | 2.060 | 0.048 |
Head | 1.780 | 1.320 | 2.390 | <0.001 | 1.400 | 1.020 | 1.920 | 0.037 |
Upper back | 1.810 | 1.260 | 2.600 | 0.001 | 1.300 | 0.873 | 1.940 | 0.195 |
Neck-shoulder | 1.700 | 1.190 | 2.430 | 0.004 | 1.250 | 0.852 | 1.840 | 0.253 |
Upper extremities | 1.630 | 1.090 | 2.430 | 0.017 | 1.200 | 0.786 | 1.840 | 0.394 |
Low back | 1.430 | 1.050 | 1.950 | 0.023 | 1.010 | 0.718 | 1.430 | 0.942 |
Male (N = 1589) | ||||||||
School type-adjustedc | Multivariable-adjustedd | |||||||
Odds ratio | 95% Confidence intervals | P value | Odds ratio | 95% Confidence intervals | P value | |||
Body sites | Minimum | Maximum | Minimum | Maximum | ||||
Eye | 2.020 | 1.590 | 2.560 | <0.001 | 1.550 | 1.190 | 2.020 | 0.001 |
Upper extremities | 2.030 | 1.490 | 2.770 | <0.001 | 1.500 | 1.060 | 2.120 | 0.022 |
Head | 1.950 | 1.500 | 2.520 | <0.001 | 1.460 | 1.100 | 1.930 | 0.009 |
Upper back | 2.010 | 1.500 | 2.710 | <0.001 | 1.460 | 1.040 | 2.040 | 0.027 |
Neck-shoulder | 1.790 | 1.400 | 2.280 | <0.001 | 1.270 | 0.965 | 1.670 | 0.089 |
Low back | 1.320 | 1.040 | 1.680 | 0.022 | 0.952 | 0.725 | 1.250 | 0.723 |
Lower extremities | 1.420 | 1.060 | 1.910 | 0.019 | 0.909 | 0.642 | 1.290 | 0.591 |