Mean (SE) bronchoalveolar lavage cellular analysis
| Parameters | Group I | Group II | p value2-151 | Δ | CI |
|---|---|---|---|---|---|
| Volume retrieved (ml) | 163 (2) | 135 (8) | <0.001 | 28 | 13 to 43 |
| Total cells (×103/ml BAL fluid) | 122 (9) | 163 (25) | 0.11 | 41 | −7 to 89 |
| % Macrophages | 90 (1) | 80 (3) | <0.01 | 10 | 4.3 to 15.7 |
| Macrophages (×103/ml BAL fluid) | 110 (9) | 129 (21) | NS | 19 | −23 to 61 |
| % Lymphocytes | 8.3 (0.9) | 17.0 (3.3) | <0.05 | 8.7 | 2.7 to 14.7 |
| Lymphocytes (×103/ml BAL fluid) | 10.2 (1.5) | 28.7 (6.2) | <0.01 | 18.5 | 6.6 to 30.4 |
| % Neutrophils | 1.2 (0.2) | 2.7 (0.7) | 0.03 | 1.5 | 0.2 to 2.8 |
| Neutrophils (×103/ml BAL fluid) | 1.5 (0.2) | 4.5 (1.6) | <0.05 | 3.0 | 0.2 to 5.8 |
| % Eosinophils | 0.3 (0.1) | 0.2 (0.1) | NS | 0.1 | −0.2 to 0.4 |
| Eosinophils (×103/ml BAL fluid) | 0.3 (0.1) | 0.3 (0.1) | NS | 0 | −0.3 to 0.3 |
| Total protein (μg/ml) | 77 (4) | 111 (8) | <0.001 | 34 | 18 to 50 |
2-150 BAL fluid = bronchoalveolar lavage supernatant fluid.
↵2-151 p value for group I versus group II (two tailed Student’s independent t test).