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Table 1 The demographic and clinical characteristics of subjects

From: CD4+CD25Foxp3+ T cells play a role in tuberculous hydrothorax rather than malignant hydrothorax

Characteristics Tuberculous hydrothorax (n = 25) Malignant hydrothorax (n = 24) HCs (n = 23)
Male/female 13/12 12/12 12/11
Age 45 (23–67) 55 (39–67) 48 (28–68)
Blood WBC (×109/L) 6.15 ± 1.94 6.59 ± 1.62 6.16 ± 1.33
Blood Lymphocyte (×109/L) 1.19 ± 0.38* 1.58 ± 0.33# 1.50 ± 0.35
Pleural fluid
 WBC (×106/mL) 2,340 (650–5,120) 1,730 (680–2,670)# _
 Mononuclear cells (×106/mL) 1,808 (520–4,096) 1,408 (544–2,286)# _
 CEA (ng/mL) 1.69 (0.46–5.8) 87.6 (1.43–951.5)# _
 LDH (U/L) 375 (192–1,249) 726 (208–1,180)# _
 ADA (U/L) 52.6 (3.5–113.2) 23.2 (3.7–48.7)# _
  1. WBC white blood cell, CEA carcino-embryonic antigen, LDH lactate dehydrogenase, ADA adenosine deaminase, – not available.
  2. * P < 0.05 vs. the HCs; #P < 0.05 vs. the tuberculous hydrothorax patients; the normal values for CEA, LDH, and ADA are 0–5 ng/mL, 135–226 U/L, and 0–25 U/L, respectively.