FEV1 (Liters) | |||
Variable | Parameter Estimates | Standard Error | P-Value |
Median Age (39 Years) | −0.98 | 0.0005 | <0.0001 |
Race (Black vs White) | −0.31 | 0.02 | <0.0001 |
Smoking History (pk-yrs) | −0.31 | 0.0006 | <0.0001 |
Median Height (69 Inches) | 0.41 | 0.02 | <0.0001 |
Proppant Workers vs NHANES III | 0.11 | 0.07 | 0.13 |