FVC Predictor Parameter Estimate Standard Error p-value Age at test -0.03168 0.00169 <0.0001 Height at test (in) 0.11685 0.00583 <0.0001 Smoking History (pk-yrs) 0.00199 0.00128 0.1221 Boat Manufacturer Status 0.24602 0.05425 <0.0001

Table 5: Predictors of FVC from Linear Regression Analysis.