Skip to main content

Table 1 Baseline Characteristics

From: Pleural fluid ADA activity in tuberculous pleurisy can be low in elderly, critically ill patients with multi-organ failure

 

Total (n = 192)

High ADA (≥40 IU/L) (n = 156)

Low ADA (< 40 IU/L) (n = 36)

p-value

Age (years)

64.5 (±20.5)

62.0 (±20.7)

75.3 (±15.4)

< 0.001

Sex (% male)

130 (67.7%)

110 (70.5%)

20 (55.6%)

0.084

Smoking status

   

0.322

 Never smoker

103 (53.6%)

83 (53.2%)

20 (55.6%)

 

 Current smoker

43 (22.4%)

38 (24.4%)

5 (13.9%)

 

 Former smoker

46 (24.0%)

35 (22.4%)

11 (30.6%)

 

DM

41 (21.4%)

33 (21.2%)

8 (22.2%)

0.888

HTN

81 (42.2%)

60 (38.5%)

21 (58.3%)

0.030

History of TB

17 (8.9%)

14 (9.0%)

3 (8.3%)

0.903

Pleural fluid analyses

 WBC (/μL)

4,141 (±15,970)

4362 (±17,371)

3,168 (±7,229)

0.708

 PMNs (%)

25.4 (±31.2)

23.7 (±29.7)

33.2 (±36.6)

0.153

 Lymphocyte (%)

65.9 (±31.2)

69.9 (±29.4)

47.6 (±32.9)

< 0.001

 ADA (IU/L)

84.6 (±54.1)

99.3 (±49.3)

20.9 (±9.2)

< 0.001

 ADA2 (% of total ADA)

63.7 (±11.7)

63.4 (±12.0)

65.4 (±10.2)

0.355

  1. ADA total adenosine deaminase, ADA2 adenosine deaminase isoenzyme 2, DM diabetes mellitus, HTN hypertension, TB tuberculosis, WBC white blood cell, PMNs polymorphonuclear leukocytes