Table 3. Demographic characteristics, past medical history, and potential exposures to TB of HIV-infected participants with MDR-TB and without MDR-TBa.
| Variable | HIV-infected with MDR-TB (n = 35) | HIV-infected without MDR-TB (n = 46) | OR (95% CI) | p value | |
|---|---|---|---|---|---|
|
|
Mean ± SD or % |
Mean ± SD or % |
|
|
|
| Employedb |
46 |
76 |
|
0.3 (0.1 to 0.7) |
|
| Exposure to TB at workc |
6 |
26 |
|
0.2 (0.04 to 0.8) |
|
| Exposure to TB at homec |
20 |
13 |
|
1.7 (0.5 to 5.5) |
|
| Previously treated TBd |
29 |
26 |
|
1.1 (0.4 to 3.0) |
|
| Duration of symptoms |
6.7 ± 5.4 |
7.8 ± 6.6 |
0.44 |
|
|
| Ambulatory care at health centersb |
14 |
26 |
|
0.5 (0.2 to 1.5) |
|
| Ambulatory care at hospitalsb |
43 |
37 |
|
1.3 (0.5 to 3.1) |
|
| Ambulatory care at hospitalse |
3924 ± 5749 |
2737 ± 3361 |
0.48 |
|
|
| Inpatient careb |
17 |
11 |
|
1.7 (0.5 to 6.1) |
|
| Inpatient MoH hospitalsb |
11 |
11 |
|
1.1 (0.3 to 4.3) |
|
| Days of hospitalizationb |
18 ± 11 |
30 ± 26 |
0.36 |
|
|
| Diagnosed at hospital “A” |
80 |
52 |
|
3.7 (1.3 to 10) |
|
| Any exposure to hospitalb |
51 |
39 |
|
1.6 (0.7 to 4.0) |
|
| HIV support groupb |
11 |
7 |
|
1.9 (0.4 to 8.9) |
|
| TB prophylaxisd |
26 |
20 |
|
1.4 (0.5 to 4.1) |
|
| Mo. TB prophylaxis |
6.7 ± 5 |
4.4 ± 3.3 |
0.27 |
|
|
| PCP prophylaxisd |
57 |
44 |
|
1.7 (0.7 to 4.2) |
|
| Extrapulmonary TB | 29 | 44 | 0.5 (0.2 to 1.3) | ||
aMDR-TB, multidrug-resistant tuberculosis; OR, odds ratio; CI, confidence interval; MoH, Ministry of Health; PCP, Pneumocystis carinii pneumonia. bVariables reported by patients to have occurred 12 months before onset of symptoms. cExposure to someone with TB at work or at home 12 months before onset of symptoms. dEver in the past. eAs a continuous variable: total minutes of exposure 12 months before onset of symptoms.