Table 3.
Anthropometric and lung function data for cement mill workers with duration of exposure more than 10 years compared with their matched controls.
| Parameters | Cement mill workers (mean ± SEM) (n = 30) | Control Subjects (mean ± SEM) (n = 30) | p-value |
|---|---|---|---|
| Age (years) | 42.13 ± 1.37 | 42.73 ± 1.75 | N S |
| Height (cm) | 165.03 ± 1.17 | 164.27 ± 1.19 | N S |
| Weight (kg) | 64.97 ± 1.97 | 63.27 ± 1.34 | N S |
| FVC (litres) | 3.13 ± 0.14 | 3.87 ± 0.10 | 0.0005 |
| FEV1 (litres) | 2.41 ± 0.11 | 2.87 ± 0.08 | 0.0005 |
| FEV1/FVC (%) | 79.00 ± 3.01 | 74.70 ± 1.72 | N S |
| PEF (litres/min) | 283.57 ± 24.78 | 365.70 ± 20.67 | 0.01 |
| FEF25–75% (litres/s) | 2.98 ± 0.22 | 3.04 ± 0.18 | N S |
| MVV (litres/min) | 90.66 ± 4.23 | 107.83 ± 3.17 | 0.005 |
Values are presented as Mean ± SEM; NS = non-significant.