Table 3 Prevalence of respiratory symptoms among exposed and unexposed groups (N = 560)
Work-related respiratory Symptoms | Flour mill workers, N (%) | Control group, N (%) | P value |
|---|---|---|---|
Cough | 82 (29.3%) | 23 (8.2%) | < 0.0001 |
Productive cough | 73 (26.1%) | 5 (1.8%) | < 0.0001 |
Phlegm | 85 (30.4%) | 30 (10.7%) | < 0.0001 |
Chest illness | 122 (43.6%) | 22 (7.9%) | < 0.0001 |
Dyspnea | 94 (33.6%) | 7 (2.5%) | < 0.0001 |