TABLE 1.
Demographic data and laboratory values at baseline for sarcoidosis patients with and without chronic fatigue.
| CF (n = 19) | NCF (n = 11) | Between-group difference [95% CI] | p-value | |
| Demographic data | ||||
| Age, years | 46.4 ± 9.3 | 49.5 ± 10.1 | −3.0 [−10.5, 4.4] | 0.412 |
| Height, cm | 173.5 ± 8.8 | 174.8 ± 7.8 | −1.3 [−7.9, 5.2] | 0.679 |
| Weight, kg | 79.6 ± 18.1 | 78.4 ± 14.8 | 1.2 [−12.0, 14,4] | 0.852 |
| Body mass index, kg/m2 | 26.2 ± 4.7 | 25.5 ± 3.9 | 0.7 [−2.7, 4.2] | 0.667 |
| Time since diagnosis, months | 79.9 ± 65.5 | 62.0 ± 41.8 | 17.9 [−27.2, 63.1] | 0.422 |
| Number of affected organs, n | 2.4 ± 0.9 | 2.4 ± 0.8 | −0.03 [−0.7, 0.6] | 0.920 |
| Laboratory parameters | ||||
| Leucocytes, /nl | 7.00 ± 2.24 | 6.34 ± 2.12 | 0.7 [−1.0, 2.4] | 0.429 |
| Erythrocytes, /pl | 4.97 ± 0.49 | 4.97 ± 0.53 | 0.001 [−0.4, 0.4] | 0.996 |
| Haemoglobin, g/dL | 15.00 ± 1.26 | 14.85 ± 1.26 | 0.1 [−0.8, 1.1] | 0.757 |
| Haematocrit, % | 44.13 ± 3.44 | 43.66 ± 3.42 | 0.5 [−2.2, 3.1] | 0.722 |
| Thrombocytes, /nl | 270.05 ± 58.39 | 239.09 ± 22.73 | 31.0 [−6.9, 68.8] | 0.050 |
| Lymphocytes, % | 21.67 ± 8.32 | 24.35 ± 8.91 | −2.7 [−9.4, 4.0] | 0.421 |
| Eosinophilic leucocytes, % | 2.96 ± 2.76 | 2.41 ± 1.71 | 0.5 [−1.4, 2.5] | 0.562 |
| Calcium, mmol/L | 2.39 ± 0.12 | 2.43 ± 0.08 | −0.05 [−0.13, 0.04] | 0.266 |
| C-reactive protein, mg/L | 3.48 ± 3.96 | 2.21 ± 1.74 | 1.3 [−1.3, 3.9] | 0.235 |
| sIL-2 receptor, U/ml | 564.16 ± 421.14 | 673.73 ± 526.33 | −109.6 [−467.7, 248.6] | 0.536 |
| Neopterin, nmol/L | 10.34 ± 9.90 | 10.84 ± 7.55 | −0.5 [−7.9, 6.9] | 0.891 |
| ACE-polymorphism, mU/L | 28.96 ± 16.49 | 24.51 ± 24.18 | 4.5 [−10.7, 19.7] | 0.553 |
Data are presented as mean ± standard deviation. ACE: angiotensin-converting enzyme; CF: chronic fatigue; NCF: no chronic fatigue; sIL-2: soluble interleukin-2.