Table 4.
Factors associated with respiratory symptoms of the quarry workers
| Variables | Cough | Sputum | Dyspnoea | Wheeze | Chest pain | Nasal congestion |
|---|---|---|---|---|---|---|
| Duration of work | ||||||
| 1 – 5 years | 11 (47.8) | 14 (63.6) | 6 (75.0) | 9 (75.0) | 17 (51.5) | 13 (44.8) |
| 6 – 10 years | 7 (30.4) | 3 (13.6) | 0 (0.0) | 3 (25.0) | 12 (36.4) | 7 (24.1) |
| > 10 years | 5 (21.7) | 5 (22.7) | 2 (25.0) | 0 (0.0) | 4 (12.1) | 9 (31.1) |
| P value | 0.96 | 0.18 | 0.19 | 0.08 | 0.17 | 0.48 |
| Indoor cooking | ||||||
| Yes | 13 (56.5) | 10 (45.5) | 4 (50.0) | 7 (58.3) | 15 (45.5) | 17 (58.6) |
| No | 10 (43.5) | 12 (54.5) | 4 (50.0) | 5 (41.7) | 18 (54.5) | 12 (41.4) |
| P value | 0.30 | 0.88 | 0.86 | 0.40 | 0.84 | 0.14 |
| Smoking | ||||||
| Yes | 4 (17.4) | 4 (18.2) | 1 (12.5) | 3 (25.0) | 4 (12.1) | 6 (20.7) |
| No | 19 (82.6) | 18 (81.8) | 7 (87.5) | 9 (75.0) | 29 (87.9) | 23 (79.3) |
| P value | 0.47 | 0.55 | 0.46 | 0.86 | 0.07 | 0.73 |