Research Article
The Application of GeneXpert MTB/RIF for Smear-Negative TB Diagnosis as a Fee-Paying Service at a South Asian General Hospital
Table 2
Comparison of chest X-ray features of 187 patients testing positive or negative by Xpert.
| Chest X-ray findings | Xpert positive | Xpert negative | value |
| Upper lobe infiltrates | 12 (31.57) | 22 (14.86) | 0.03 | Cavitary lesions | 5 (10.52) | 5 (4.05) | 0.03 | Pleural effusion | 9 (29.68) | 27 (18.24) | 0.49 | Diffuse infiltration | 7 (18.42) | 26 (17.56) | 1 | Consolidation | 0 | 14 (9.45) | 0.04 | Others | 0 | 11 (6.75) | 0.12 | Normal | 1 (2.6) | 12 (8.10) | 0.30 | Other infiltrates | 6 (13.15) | 24 (16.89) | 1 | Infiltrates not in upper lobes | 5 (13.15) | 21 (14.18) | 1 |
| Total | 39 (100) | 148 (100) | ā |
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Sum of the categories is greater than the total number of patients as one patient may be in more than one category.
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