Table 3.
—Healthy, Never-Smoking Participants in the MESA-Lung Study Below the Lower Limit of Normal From NHANES III Reference Equations
| White | African- American | Hispanic | Asian-American 1×white | Asian-American 0.94×white | Asian-American 0.88×white | |
| No. | 270 | 210 | 245 | 343 | 343 | 343 |
| FVC<LLN (95% CI), % | 7.4 (4.3, 10.5) | 7.6 (4.0, 11.2) | 8.2 (4.7, 11.6) | 24.5 (20.0, 29.1) | 14. 3 (10.6, 18.0) | 8.2 (5.3, 11.1) |
| FEV6<LLN (95% CI), % | 6.3 (3.4, 9.2) | 6.2 (2.9, 9.5) | 6.9 (3.7, 10.1) | 22.4 (18.0, 26.9) | 12.2 (8.8, 15.7) | 6.4 (3.8, 9.0) |
| FEV1<LLN (95% CI), % | 4.1 (1.7, 6.4) | 5.2 (2.2, 8.3) | 4.9 (2.2, 7.6) | 19.5 (15.3, 23.8) | 10.8 (7.5, 14.1) | 6.4 (3.8, 9.0) |
| FEV1/FVC%<LLN (95% CI), % | 3.3 (1.2, 5.5) | 5.2 (2.2, 8.3) | 4.1 (1.6, 6.6) | 4.4 (2.2, 6.5) |