Serological indicators of subjects with pulmonary sarcoidosis, with and without extrapulmonary involvement
| Parameter | Isolated pulmonary sarcoidosis | Pulmonary sarcoidosis with extrapulmonary involvement | P value |
| CRP, mg/L | 4.0±4.2 | 3.8±3.0 | 0.547 |
| TB-AB, n % | 22 (5.8) | 20 (7.8) | 0.335 |
| sIL-2R, U/mL | 1151±842 | 1163±798 | 0.32 |
| UC, mmol/24 hours | 6.09±2.94 | 6.08±2.65 | 0.117 |
| SC, mmol/L | 2.39±0.13 | 2.42±0.15 | 0.022 |
| SACE, IU/L | 69.7±38.7 | 79.0±46.9 | 0.016 |
| ALP, IU/L | 86.4±33.4 | 84.7±33.4 | 0.259 |
| ALB, g/L | 40.16±4.02 | 40.81±3.86 | 0.8 |
| GLB, g/L | 27.96±5.34 | 30.14±5.67 | 0.013 |
| A/G | 1.47±0.28 | 1.42±0.27 | 0.064 |
| UA, µmol/L | 309.4±85.4 | 308.6±99.3 | 0.728 |
| Seroglobulin β | 11.23±1.71 | 11.30±1.43 | 0.278 |
| Seroglobulin γ | 17.72±3.93 | 18.40±4.13 | 0.084 |
| WCC, 109/L | 6.2±2.1 | 5.7±2.0 | 0.377 |
| ESR, mm/hour | 15.8±10.7 | 15.8±9.3 | 0.288 |
Data are presented as mean±SD or %.
A/G, albumin/globulin ratio; ALB, albumin; ALP, alkaline phosphatase; CRP, C reactive protein; ESR, erythrocyte sedimentation rate; GLB, globulin; SACE, serum ACE; SC, serum calcium; sIL-2R, soluble interleukin 2 receptor; TB-AB: tuberculosis antibody; UA, blood uric acid; UC, urinary calcium; WCC, white cell count.