Table 1. Baseline clinical findings of recruited TB cases and controls.
| TB Cases1 (N = 20) | TB controls2 (N = 18) | P value* | |
|---|---|---|---|
| Sex (male) | 7 | 10 | 0.32 |
| Age (<5years old) | 8 | 15 | 0.009 |
| HIV positive | 11 | 5 | 0.11 |
| On TB treatment | 7 | 1 | 0.04 |
| Cough >2weeks | 18 | 5 | 0.0001 |
| Other constitutional symptoms | 20 | 5 | <0.00001 |
| Malnutrition weight-for-height <-2 z-score | 7 | 4 | 0.48 |
| Positive TB trace contact | 14 | 2 | 0.0003 |
| Definite TB3 | 4 | 0 | 0.1 |
| Probable TB3 | 16 | 18 | 0.1 |
| Possible TB3 | 0 | 0 | NA |
* 2-tailed Fisher Exact probability values
1 TB cases were defined as TB suspects with either a gastric lavage or an induced sputum positive for M. tuberculosis by the Xpert MTB/RIF assay.
2 TB controls were defined as TB suspects with either a gastric lavage or an induced sputum negative for M. tuberculosis by Xpert MTB/RIF assay.
3 Definitions were according to proposed international clinical case definition for intrathoracic M. tuberculosis disease [29].