Table 3.
Lung function parameters by across lung function phenotypes by race
| Overall N = 562 |
Restriction N = 149 |
Obstruction N = 71 |
Combined N = 50 |
Isolated DlCO N = 46 |
Normal N = 246 |
|
|---|---|---|---|---|---|---|
| FVC % predicted | 84.72 (19.23) | 65.42 (10.90) | 95.45 (13.18) | 62.05 (12.30) | 90.24 (7.95) | 96.89 (12.82) |
| Black | 77.06 (16.51) | 65.30 (11.28) | 91.59 (9.45) | 63.00 (11.24) | 89.90 (7.39) | 91.04 (9.01) |
| White | 94.27 (18.10) | 66.12 (8.61) | 97.96 (14.69) | 59.05 (15.36) | 91.63 (10.35) | 99.81 (13.46) |
| FEV1 % predicted | 79.35 (20.15) | 64.41 (11.16) | 75.65 (13.18) | 47.19(11.73) | 89.25 (9.21) | 94.16 (13.13) |
| Black | 72.79 (17.78) | 64.67 (11.66) | 72.94 (9.60) | 47.80 (10.80) | 89.08 (9.30) | 89.54 (8.85) |
| White | 87.55 (19.96) | 62.93 (7.72) | 77.41 (14.90) | 45.27 (14.67) | 89.96 (9.36) | 96.47 (14.28) |
| DlCO % predicted | 84.92 (23.11) | 71.27 (22.16) | 89.92 (18.98) | 64.19 (22.86) | 66.26 (10.16) | 99.44 (14.66) |
| Black | 76.40 (22.47) | 69.80 (21.89) | 83.60 (23.07) | 63.73 (22.72) | 64.66 (10.66) | 95.32 (11.97) |
| White | 95.55 (21.36) | 79.74 (22.34) | 94.04 (14.64) | 65.65 (24.27) | 72.84 (3.00) | 101.50 (15.46) |
| FEV1/FVC | 0.75 (0.09) | 0.80 (0.06) | 0.64 (0.07) | 0.61 (0.09) | 0.79 (0.05) | 0.78 (0.05) |
| Black | 0.76 (0.09) | 0.80 (0.06) | 0.64 (0.06) | 0.62 (0.09) | 0.79 (0.05) | 0.80 (0.05) |
| White | 0.74 (0.08) | 0.76 (0.05) | 0.64 (0.07) | 0.61 (0.09) | 0.80 (0.05) | 0.78 (0.05) |
Definition of abbreviations: DlCO = diffusing capacity of the lung for carbon monoxide; FEV1 = forced expiratory volume in one second; FVC = forced vital capacity.