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Table 4 Clinical findings of the participants with indeterminate QFT-IT results.

From: The clinical utility of tuberculin skin test and interferon-γ release assay in the diagnosis of active tuberculosis among young adults: a prospective observational study

Patient No.

QFT-IT result

Age

BCG scar

WBC (cells/uL)

Lymphocyte count (cells/uL)

Serum total Protein (mg/dL)

Serum albumin (mg/dL)

TST (mm)

AFB Smear/Culture in sputum examination

Radiologic finding

Diagnosis

1

Indeterminate

22

Yes

10,390

1,039

6.4

3.3

0

-/-

Multifocal consolidations

Pneumonia

2

Indeterminate

21

Yes

28,180

366

5.9

3.2

0

-/-

LLL consolidation

Pneumonia

3

Indeterminate

20

Yes

7,110

683

5.3

2.8

0

-/-

Multifocal consolidations

Pneumonia

4

Indeterminate

23

Yes

10,620

1,296

7.6

4.2

0

-/-

RML, RLL consolidations

Empyema

5

Indeterminate

20

Yes

9,460

1,296

8.1

4.2

0

-/-

RLL consolidation

Pneumonia

  1. QFT-IT, QuantiFERON® TB Gold In-Tube assay; BCG, Bacille Calmette-Guerin; WBC, white blood cells; TST, tuberculin skin test; AFB, acid-fast bacilli; RML, right middle lobe; LUL, left upper lobe; LLL, left lower lobe; RLL, right lower lobe.