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Table 1 Baseline characteristics of the study population

From: Performance of whole-blood interferon-gamma release assay in patients admitted to the emergency department with pulmonary infiltrates

Characteristics

Inpatients

Outpatients

 

Total (n = 284 )

* Non- TB (n = 196)

TB (n = 88)

TB (n = 93)

Age, yr

63 ± 16.5

65 ± 14.5

59 ± 19.8

52 ± 19.5

Male

206 (72.5)

150 (76.5)

56 (63.6)

50 (53.8)

Body mass index

21.4 ± 3.50

21.7 ± 3.42

20.8 ± 3.61

21.7 ± 3.08

Prior TB history

57 (20.1)

39 (19.9)

18 (20.5)

16 (17.2)

Underlying conditions

    

   Renal failure

11 (3.9)

9 (4.6)

2 (2.3)

0 (0)

   Malignancy†

4 (1.4)

2 (1.0)

2 (2.3)

3 (3.2)

   Immunosuppressive therapy‡

11 (3.9)

7 (3.6)

4 (4.5)

0 (0)

  1. Data are shown as mean ± SD or No. (%). TB, tuberculosis.
  2. * Patients with pneumonia (n = 178), organizing pneumonia (n = 7), nontuberculous mycobacterial lung disease (n = 5), aspergillosis (n = 4), and lung cancer (n = 2).
  3. † Patients with a diagnosis of cancer who were not receiving anti-cancer treatment, including lung cancer (n = 2), hypopharyngeal cancer (n = 1), and gastric cancer (n = 1) for inpatients; hepatocellular carcinoma (n = 1), glottic cancer (n = 1), and gastric cancer (n = 1) for outpatients.
  4. ‡ Patients receiving cancer chemotherapy (n = 9 ) or systemic steroids (>10 mg/day of prednisone for ≥ 1 month) (n = 2).
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BMC Infectious Diseases

ISSN: 1471-2334

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