Table 3 Characteristics of Xpert MTB/RIF ultra results among different age group of children for detection of TB meningitis.

From: Performance of Xpert MTB/RIF ultra for the diagnosis of tuberculous meningitis in children using cerebrospinal fluid

Category

Presumptive TBM children tested by Ultra

P-value

Number

MTB Detecteda

n (%)

Trace Detectedb

n (%)

Total children tested

187

22 (11.8%)

22 (11.8%)

1.00

Age in years

  

0–4 years

86

4 (4.7%)

11 (12.8%)

0.060

5–9 years

48

5 (10.4%)

5 (10.4%)

1.00

10–14 years

53

13 (24.5%)

6 (11.3%)

0.077

  1. aMTB detected category denotes the sample positive for M. tuberculosis by Xpert MTB/RIF Ultra and its bacterial burden can be categorized as high, medium, low or very low; bTrace detected category denotes the sample positive for M. tuberculosis by Xpert MTB/RIF Ultra having trace amount of DNA; TBM, tuberculous meningitis.
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