Smoking Status: Yes | |||
FEV1 (Liters) | Mean Value | 95% CI | P Value |
Proppant Workers | 3.5 | 3.26 - 3.82 | 0.01 |
NHANES III | 3.2 | 3.15 - 3.21 | |
FVC (Liters) | Mean Value | 95% CI | P value |
Proppant Workers | 4.6 | 4.28 - 4.87 | 0.03 |
NHANES III | 4.2 | 4.2 - 4.27 | |
Smoking Status: No | |||
FEV1 (Liters) | Mean Value | 95% CI | P Value |
Proppant Workers | 3.9 | 3.76 - 4.04 | <0.001 |
NHANES III | 3.6 | 3.52 - 3.59 | |
FVC (Liters) | Mean Value | 95% CI | P Value |
Proppant Workers | 4.9 | 4.69 - 5.06 | <0.001 |
NHANES III | 4.5 | 4.42 - 4.50 | |
MEDIAN HEIGHT ≥69 inches | |||
FEV1 (Liters) | Mean Value | 95% CI | P Value |
Proppant Workers | 3.8 | 3.67 - 3.97 | <0.0001 |
NHANES III | 3.5 | 3.47 - 3.53 | |
FVC (Liters) | Mean Value | 95% CI | P Value |
Proppant Workers | 4.9 | 4.69 - 5.06 | <0.02 |
NHANES III | 4.6 | 4.55 - 4.61 | |
MEDIAN HEIGHT <69 inches | |||
FEV1 (Liters) | Mean Value | 95% CI | P Value |
Proppant Workers | 3.7 | 3.37 - 3.95 | 0.0006 |
NHANES III | 3.1 | 3.06 - 3.13 | |
FVC (Liters) | Mean Value | 95% CI | P Value |
Proppant Workers | 4.5 | 4.11 - 4.80 | 0.027 |
NHANES III | 4.0 | 3.96 - 4.02 | |
Median Age ≥ 39 Years | |||
FEV1 (Liters) | Mean Value | 95% CI | P Value |
Proppant Workers | 4.0 | 3.9 - 4.16 | 0.372 |
NHANES III | 4.0 | 3.94 - 3.99 | |
FVC (Liters) | Mean Value | 95% CI | P Value |
Proppant Workers | 5.1 | 4.9 - 5.2 | 0.017 |
NHANES III | 4.9 | 4.88 - 4.9 | |
Median Age < 39 Years |