Total Population (No Stratification) FEV1 (L)         Mean 95% CI p-value Study Population 3.81 3.71 – 3.91 0.0359 NHANES III 3.71 3.69 - 3.73   FVC (L)         Mean 95% CI p-value Study Population 4.85 4.73 – 4.96 0.0189 NHANES III 4.70 4.68 - 4.73

Table 2: Pulmonary Function Means for the Total Population.