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Table 1 Demographic information of subjects recruited for serum studies

From: Preliminary characterizations of a serum biomarker for sarcoidosis by comparative proteomic approach with tandem-mass spectrometry in ethnic Han Chinese patients

Category Sarcoidosis group Control subjects  
   Healthy group Tuberculosis group Other pulmonary disease group
Total subjects, n 64* 26 35 38
Age, years 48 49 45 46
Gender     
Male 24 10 13 14
Female 40 16 22 24
CXR stage 0/18/38/8/0 N/A N/A N/A
0/I/II/III/IV §     
  1. § CXR = chest X-ray; N/A = not applicable; CXR stage: 0 = no adenopathy, no lung infiltrates; stage I = hilar & mediastinal adenopathy only; stage II = hilar & mediastinal adenopathy plus lung infiltrates; stage III = lung infiltrates only; stage IV = pulmonary fibrosis.
  2. * All of the 64 case, 44 were not being treated, 20 were treated with corticosteroid, CXR stage as stated.
  3. Other Pulmonary Disease Group including 10 cases of interstitial lung disease, 7 cases of chronic obstructive pulmonary disease (COPD), and 11 cases of lung cancer.