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Table 4 FNAB laboratory diagnoses compared to clinical assessment

From: Evaluation of Xpert® MTB/RIF and Ustar EasyNAT™ TB IAD for diagnosis of tuberculous lymphadenitis of children in Tanzania: a prospective descriptive study

  

Paediatric score <6 years of age (n = 44)

Clinical assessment ≥6 years of age (n = 31)

  

Score ≥7 (anti-TB therapy recommended)

Score <7 (anti-TB therapy not recommended)

Anti-TB therapy recommended

anti-TB therapy not recommended

 

n

n = 38

n = 6

n = 19

n = 12

Positive culture

9

5 (13 %)

1 (17 %)

3 (16 %)

-

Positive cytology

18

9 (24 %)

2 (33 %)

5 (26 %)

2 (17 %)

Positive Xpert

14

5 (13 %)

2 (33 %)

5 (26 %)

2 (17 %)

Positive EasyNAT

5

2 (5 %)

-

2 (11 %)

1 (8 %)

Positive ZN

3

2 (5 %)

-

1 (5 %)

-

  1. Percentages in columns for ‘anti-TB therapy recommended’ are true-positive rates
  2. Percentages in columns for ‘anti-TB therapy not recommended’ are false-positive rates