Table 2.
Clinical characteristics of HP
| Fibrotic HP (%) | Non-fibrotic HP (%) | P value | |
|---|---|---|---|
| Subjects | 152 | 47 | |
| Sex (male/female) | 66 (43)/86(57) | 16(34)/31(66) | 0.25 |
| Age | 62.0±10.1 | 59.4±9.6 | 0.09 |
| Smoking History (ever/never) | 86 (57)/64(42) | 21(45)/26(55) | 0.13 |
| Antigen identification (yes/no/unknown) | 97 (63)/40 (26)/15(10) | 22(47)/9 (19)/16(34) | 0.99 |
| Pulmonary function | |||
| %FVC | 62.6±21.7 | 76.8±16.7 | 0.0005 |
| %Dlco | 50.3±20.4 | 61.0+18.8 | 0.008 |
%DLco, diffusing capacity of the lung for carbon monoxide, % of predicted value; %FVC, forced vital capacity, % of predicted value; HP, hypersensitivity pneumonitis.