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| Physical complaints | Train drivers n=100 | Comparison Group n=100 | Test of significance and P value |
|---|---|---|---|
| N (%) | N (%) | ||
| Ocular | 30(30) | 17(17) | χ 2=4.7 P=0.03 |
| Auditory | 13(13) | 7(7) | χ 2=2.00 P=0.15 |
| Respiratory | 20(2) | 2(2) | χ 2=16.55 P≤0.001 |
| Cardiovascular | 33(33) | 12(12) | χ 2=11.54 P=0.001 |
| Musculoskeletal | 60(60) | 36(36) | χ 2=12.66 P≤0.001 |
| Neurological | 47(47) | 17(17) | χ 2=10.67 P=0.001 |
| Dermatological | 12(12) | 6(6) | χ 2=2.19 P=0.14 |
