Table 1 Comparison of anthropometric and lung function parameters between the oil refinery workers and control group
From: Lung function and fractional exhaled nitric oxide among petroleum refinery workers
Parameter | Control (n=56) | Oil refinery workers (n=56) | p-value |
|---|---|---|---|
Age (years) | 30.02±1.76 | 35.20±1.62 | 0.320 |
Height (cm) | 174±0.93 | 170.75±0.83 | 0.100 |
Weight (kg) | 80.25±2.68 | 78.36±1.55 | 0.543 |
FVC (lit) | 5.21±0.15 | 4.76±0.20 | 0.083 |
FEV1 (lit/sec) | 3.99±0.14 | 3.08±0.16 | 0.0001 |
FEV1/FVC (%) | 76.66±2.01 | 67.19±3.15 | 0.013 |
PEF (lit/ sec) | 6.89±0.34 | 4.80±0.37 | 0.0001 |
FEF 25% (lit/sec) | 6.39±0.33 | 4.45±0.36 | 0.0001 |
FEF 50% (lit/sec) | 4.62±0.25 | 3.65±0.28 | 0.012 |
FEF 75% (lit/sec) | 2.24±0.16 | 1.92±0.15 | 0.151 |