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Table 3 Characterization of PTB cases in terms of clinical presentation chest X-ray features

From: Diagnosis of tuberculosis from smear-negative presumptive TB cases using Xpert MTB/Rif assay: a cross-sectional study from Nepal

Features on chest X-ray

Result of Xpert MTB/Rif assay

Total(n)

Not detected (%)

Detected (%)

Upper lobe infiltrate

70a(63.6)

40b(36.4)

110

Pleural effusion

34a(59.6)

23b(40.4)

57

Hilar /mediastinal lymphadenopathy

21a(80.8)

5a(19.2)

26

Cavitary lesion

27a(84.4)

5a(15.6)

32

Normal

13a(86.7)

2a(13.3)

15

Diffuse infilteration

29a(87.9)

4a(12.1)

33

Abnormal

51a(91.1)

5b(8.9)

56

Segmental/lobar consolidation

30a(96.8)

1b(3.2)

31

Total Count

275(76.4)

85(23.6)

360

  1. *Each subscript letter denotes a subset of result of Xpert MTB /RIF test categories whose column proportions do not differ significantly from each other at the .05 level