Table 1.
Clinical and Bacteriologic Characteristics of Community-Based Tuberculosis Cases, by Place of Diagnosis
| Place of Diagnosis of Community-Based Cases | |||
|---|---|---|---|
| Characteristic | Home (n = 59) |
Screening Event (n = 20) |
Other Location (n = 25) |
| Age, y, median (IQR) | 28 (23–34) | 31 (24–35) | 35 (25–47) |
| Sex | |||
| Male | 23 (39) | 13 (65) | 23 (92) |
| Female | 36 (61) | 7 (35) | 2 (8) |
| HIV and ART status | |||
| Negative | 50 (85) | 19 (95) | 23 (92) |
| Positive not on ART | 3 (5) | 0 (0) | 0 (0) |
| Positive on ART | 6 (10) | 1 (5) | 2 (8) |
| History of prior TB treatment | |||
| Yes | 3 (5) | 2 (10) | 2 (8) |
| No | 56 (95) | 18 (90) | 23 (92) |
| TB contact (same household or past 12 mo) | 29 (49) | 13 (65) | 10 (40) |
| Smoking status | |||
| Current smoker | 11 (19) | 4 (20) | 9 (36) |
| Former smoker | 1 (2) | 3 (15) | 3 (12) |
| Never smoker | 47 (80) | 13 (65) | 13 (52) |
| Any TB symptom | 38 (64) | 15 (75) | 20 (80) |
| Chronic cough (≥2 wk) | 23 (39) | 13 (65) | 15 (60) |
| Duration of TB symptoms, wk, median (IQR) | 2.0 (0–8.0) | 4.0 (0.75–16) | 3.0 (2.0–6.0) |
| Coughed during 5-min observation period | 8 (14) | 5 (25) | 6 (24) |
| Serum CRP, mg/L | |||
| Median (IQR) | <LLDa (2.5–9.3) | 3.6 (<LLDa–5.7) | 4.3 (<LLDa–32) |
| Missing | 3 (5.1) | 3 (15.0) | 3 (12.0) |
| Sputum smear status | |||
| Negative | 52 (88) | 16 (80) | 19 (76) |
| Positive | 7 (12) | 4 (20) | 6 (24) |
| Sputum culture result | |||
| Positive | 18 (31) | 6 (30) | 12 (48) |
| Negative | 39 (66) | 10 (50) | 11 (44) |
| Missing | 2 (3.4) | 4 (20.0) | 2 (8.0) |
Data are presented as No. (%) unless otherwise indicated.
Abbreviations: ART, antiretroviral therapy; CRP, C-reactive protein; HIV, human immunodeficiency virus; IQR, interquartile range; LLD, lower limit of detection; TB, tuberculosis.
aBelow the lower limit of detection of ≤2.5 mg/L.