Demographic and clinical profiles of patients with sarcoidosis and healthy controls
| Sarcoidosis | Controls | |
| Patients | 25 | 12 |
| Age years | 53 (38–73) | 51 (30–67) |
| Sex | ||
| Male | 15 | 7 |
| Female | 10 | 5 |
| Time since diagnosis months | 22 (0–193) | |
| Scadding chest radiograph stage | ||
| 0 | 3 | |
| 1 | 5 | |
| 2 | 12 | |
| 3 | 5 | |
| Angiotensin converting enzyme U·L−1# | 94 (9–440) | |
| Blood lymphocyte count ×109 L−1¶ | 0.86 (0.29–2.03) | |
| FEV1 % pred | 93 (54–126) | |
| FVC % pred | 95 (64–129) | |
| FEV1/FVC | 0.81 (0.49–0.91) |
Data are presented as n or median (range). FEV1: forced expiratory volume in 1 s; FVC: forced vital capacity. #: reference range 8–65 U·L−1; ¶: reference range 0.8–3.4×109 L−1.