Clinical data | Control group (N = 50) | Exposed workers (N = 50) | P-value | ||
---|---|---|---|---|---|
N. | % | N. | % | Â | |
Arthralgia | 0 | 0.0 | 25 | 50 | <0.001*** |
 Pallor | 0 | 0.0 | 20 | 40 | <0.001*** |
 Fatigue | 0 | 0.0 | 16 | 32 | <0.001*** |
 Dyspnea | 0 | 0.0 | 10 | 20 | 0.001** |
Bleeding tendency | 0 | 0.0 | 2 | 4 | 0.475 |
 Fever | 0 | 0.0 | 2 | 4 | 0.475 |
Numbness of the extremities | 0 | 0.0 | 5 | 10 | 0.066 |