Table 4 Hazard ratios (HRs) by characteristics of recurrent PTB cases stratified by Bacteriology results, by univariate and multivariable analysis
Bacteriological negative cases | Bacteriological positive cases | |||||||
|---|---|---|---|---|---|---|---|---|
Univariate HRs (95% CI) | P value | Multivariablea Adjusted HRs (95% CI) | P value | Univariate HRs (95% CI) | P value | Multivariablea Adjusted HRs (95% CI) | P value | |
Sex | ||||||||
Female | 1.00 | 1.00 | 1.00 | 1.00 | ||||
Male | 1.26 (1.17–1.35) | < 0.001 | 1.20 (1.12–1.29) | < 0.001 | 1.53 (1.40–1.67) | < 0.001 | 1.43 (1.31–1.57) | < 0.001 |
Age group, years | ||||||||
0–14 | 1.00 | 1.00 | 1.00 | 1.00 | ||||
15–29 | 1.21 (0.75–1.93) | 0.433 | 1.01 (0.63–1.63) | 0.954 | 3.11 (0.78–12.47) | 0.109 | 2.55 (0.63–10.23) | 0.187 |
30–44 | 1.37 (0.85–2.19) | 0.190 | 1.18 (0.73–1.90) | 0.492 | 3.83 (0.96–15.36) | 0.058 | 3.18 (0.79–12.77) | 0.103 |
45–59 | 2.29 (1.44–3.65) | < 0.001 | 1.92 (1.19–3.07) | 0.007 | 6.30 (1.57–25.22) | 0.009 | 5.09 (1.27–20.44) | 0.022 |
≥ 60 | 2.27 (1.42–3.61) | < 0.001 | 1.92 (1.20–3.08) | 0.006 | 4.88 (1.22–19.52) | 0.025 | 4.01 (0.99–16.07) | 0.053 |
Farmer | ||||||||
No | 1.00 | 1.00 | 1.00 | 1.00 | ||||
Yes | 1.33 (1.21–1.45) | < 0.001 | 1.01 (0.91–1.13) | 0.833 | 1.09 (0.98–1.19) | 0.102 | 0.95 (0.85–1.66) | 0.381 |
Residence | ||||||||
Urban | 1.00 | 1.00 | 1.00 | 1.00 | ||||
Rural | 1.16 (1.06–1.26) | < 0.001 | 1.08 (0.98–1.20) | 0.108 | 0.93 (0.85–1.01) | 0.095 | 0.90 (0.81–1.00) | 0.051 |
Time from illness onset to first hospital visit (month) | ||||||||
0–1 | 1.00 | 1.00 | 1.00 | 1.00 | ||||
1–2 | 0.93 (0.84–1.03) | 0.154 | 0.91 (0.82–1.01) | 0.062 | 0.98 (0.89–1.08) | 0.645 | 0.98 (0.89–1.08) | 0.662 |
2–3 | 1.13 (0.97–1.32) | 0.124 | 1.08 (0.93–1.27) | 0.301 | 1.12 (0.97–1.29) | 0.114 | 1.10 (0.96–1.27) | 0.182 |
> 3 | 1.17 (1.02–1.34) | 0.029 | 0.95 (0.81–1.11) | 0.524 | 1.17 (1.04–1.32) | 0.009 | 1.13 (0.98–1.30) | 0.082 |
Time from illness onset to cure (month) | ||||||||
0–6 | 1.00 | 1.00 | 1.00 | 1.00 | ||||
6–12 | 5.85 (4.23–8.08) | < 0.001 | 6.03 (4.32–8.41) | < 0.001 | 8.88 (5.99–13.17) | < 0.001 | 8.40 (5.67–12.45) | < 0.001 |
> 12 | 8.09 (5.74–11.42) | < 0.001 | 8.31 (5.79–11.90) | < 0.001 | 9.85 (6.54–14.83) | < 0.001 | 8.73 (5.76–13.23) | < 0.001 |