| Total | Cases | Univariate analysis | Multivariate analysisa | |||
---|---|---|---|---|---|---|---|
Hazard Ratio (95% CI) | p-value | Adjusted Hazard Ratio (95% CI) | p-value | ||||
All (n = 1064) | Low NL ratio | 670 | 21 (3.1%) | Reference | < 0.001 | Reference | 0.007 |
High NL ratio | 394 | 39 (9.9%) | 3.75 (2.21–6.38) | 2.19 (1.23–3.90) | |||
TB symptoms (−) + Chest X ray (−) (n = 545) | Low NL ratio | 389 | 4 (1.0%) | Reference | 0.014 | Reference | 0.276 |
High NL ratio | 156 | 7 (4.5%) | 4.68 (1.37–16.00) | 2.10 (0.55–7.97) | |||
TB symptoms (−) + Chest X ray (+) (n = 131) | Low NL ratio | 85 | 2 (2.4%) | reference | 0.074 | reference | 0.264 |
High NL ratio | 46 | 4 (8.7%) | 4.71 (0.85–25.82) | 3.08 (0.43–22.26) | |||
TB symptoms (+) + Chest X ray (−) (n = 263) | Low NL ratio | 137 | 11 (8.0%) | Reference | 0.016 | Reference | 0.035 |
High NL ratio | 126 | 20 (15.9%) | 2.47 (1.18–5.18) | 2.58 (1.07–6.23) | |||
TB symptoms (+) + Chest X ray (+) (n = 119) | Low NL ratio | 55 | 4 (7.3%) | Reference | 0.201 | Reference | 0.359 |
High NL ratio | 64 | 8 (12.5%) | 2.19 (0.66–7.31) | 1.90 (0.48–7.53) | |||
CD4 counts: < 50 (cells/mm3) (n = 242) | Low NL ratio | 71 | 4 (5.6%) | Reference | 0.062 | Reference | 0.045 |
High NL ratio | 171 | 21 (12.3%) | 2.76 (0.94–8.07) | 3.17 (1.03–9.80) | |||
CD4 counts: 50–199 (cells/mm3) (n = 269) | Low NL ratio | 155 | 10 (6.3%) | Reference | 0.043 | Reference | 0.084 |
High NL ratio | 114 | 15 (8.8%) | 2.28 (1.03–5.10) | 2.10 (0.90–4.90) | |||
CD4 counts: > 200 (cells/mm3) (n = 553) | Low NL ratio | 444 | 7 (1.6%) | Reference | 0.402 | Reference | 0.301 |
High NL ratio | 109 | 3 (2.8%) | 1.78 (0.46–6.89) | 2.22 (0.49–10.15) |