Table 3. The association of clinical characteristics of presumptive TB cases with undiagnosed TB outcome in Northern Ethiopian prisons by bivariate analysis in the binary logistic regression (n = 809).
| Variable | Presumptive TB cases included in the analysis, n (%) N = 809 | Confirmed undiagnosed TB cases, n %) N = 32 | Presumptive TB cases without undiagnosed TB, n (%) N = 777 | OR (95% CI) | P-value |
|---|---|---|---|---|---|
| Chest pain | |||||
| No | 182 (22.5) | 4 (2.2) | 178 (97.8) | Ref. | |
| Yes | 627 (77.5) | 28 (4.5) | 599 (95.5) | 2.08 (0.72–0.61) | 0.17 |
| Night sweating | |||||
| No | 166 (20.5) | 4 (2.4) | 162 (97.6) | Ref. | |
| Yes | 643 (79.5) | 28 (4.4) | 615 (95.6) | 1.85 (0.64–5.33) | 0.26 |
| Duration of cough | |||||
| <4 weeks | 293 (36.2) | 10 (3.4) | 283 (96.6) | Ref. | |
| ≥4 weeks | 516 (63.8) | 22 (4.3) | 494 (95.7) | 1.26 (0.58–2.69) | 0.55 |
| Time of occurrence of cough | |||||
| Before imprisonment | 146 (18.1) | 7 (4.8) | 139 (95.2) | 1.29 (0.55–3.03) | 0.57 |
| After imprisonment | 663 (81.9) | 25 (3.8) | 638 (97.2) | Ref. | |
| Previous TB-like symptom report * | |||||
| No | 282 (34.9) | 8 (25.0) | 274 (97.2) | Ref. | |
| Yes | 527 (65.1) | 24 (75.0) | 503 (95.4) | 1.63 (0.72–3.69) | 0.24 |
| BMI | |||||
| <18.5 | 203 (25.0) | 12 (6.0) | 191 (94.0) | 1.84 (0.88–3.84) | 0.11 |
| ≥18.5 | 606 (75.0) | 20 (3.3) | 586 (96.7) | Ref. | |
| HIV infection | |||||
| No | 773 (95.6) | 30 (3.9) | 743 (96.1) | Ref. | |
| Yes | 36 (4.5) | 2 (5.5) | 34 (94.5) | 1.46 (0.33–6.34) | 0.62 |
| Previous history of TB treatment | |||||
| No | 681 (84.2) | 27 (3.9) | 654 (96.1) | Ref. | |
| Yes | 128 (18.8) | 5 (3.9) | 123 (96.1) | 1.06 (0.56–3.15) | 0.92 |
* = Previous reporting of TB-like symptoms to the prison personnel for one or more time;
TB = Tuberculosis; BMI = Body mass index; OR = Odds ratio; CI = Confidence interval; Ref. = Reference