Characteristics of the study population
| Characteristics | Controls | Sarcoid patients | p-Value | |||
| Nonsmokers | Smokers | Nonsmokers | Smokers | S vs NS* | C vs D# | |
| Subject n | 96 | 21 | 96 | 21 | ||
| Age yrs | 45.2±11.8 (21–70) | 36.3±9.1 (22–58) | 45.5±12.0 (20–80) | 34.6±7.3 (25–51) | 0.0005 | 0.99 |
| Sex M:F | 41:55 | 14:7 | 41:55 | 14:7 | ||
| Serum creatinine mg·L−1 | 10.0±1.5 (7.3–15.1) | 9.6±1.3 (7.4–11.8) | 10.8±3.0 (6.5–26.0) | 11.2±2.1 (6.5–15.7) | 0.83 | 0.002 |
| Serum CC16 µg·L−1 | 14.6±5.0 (3.0–34.5) | 11.3±5.3 (5.0–24.1) | 27.6±17.3 (4.6–132.9) | 18.3±6.0 (10.3–30.3) | 0.0001 | 0.0001 |
Values are given as arithmetic means±sd: (range)
M: male
F: female
*: differences between smokers and nonsmokers
#: difference between controls and diseased subjects
Both differences assessed by unpaired t-tests