Bivariate analysis of workup examination
| Variables | TBM (n=85) | Non-TBM (n=82) | P value | OR (95% CI min to max) |
| Haemoglobin, mean±SD | 10.9±1.9 | 11±2.3 | 0.87 | – |
| Leucocytes, median (range) | 13 100 (1730–32 990) | 14 575 (1700–47 290) | 0.03 | – |
| Sodium, median (range) | 131.5 (117–146) | 135 (106–152) | 0.01 | – |
| Potassium, median (range) | 4.2 (2.3–6.6) | 4.1 (1.7–7.6) | 0.23 | – |
| Positive chest X-ray findings of pulmonary TB, n (%) | 24 (28.2) | 1 (1.2) | <0.001 | 31.9 (4.2 to 242.1) |
TB, tuberculous; TBM, tuberculous meningitis.