Table 3 Comparison of some characteristics of confirmed and culture negative PTB cases admitted with severe pneumonia (N=51)
From: High incidence of pulmonary tuberculosis in children admitted with severe pneumonia in Uganda
Variable | Confirmed PTB | Culture negative PTB | OR (95% CI) | p –value |
|---|---|---|---|---|
n=17 (%) | n=34 (%) | |||
History of cough | ||||
>2 weeks (63%) | 12 (71) | 20 (59) | 1.6 (0.4 - 5.8) | 0.41 |
<2 weeks (37%) | 5 (29) | 14 (41) | ||
History of weight loss | ||||
Present (59%) | 11 (65) | 19 (56) | 1.4 (0.4 - 4.8) | 0.5 |
Absent (41%) | 6 (35) | 15 (44) | ||
History of wheezing | ||||
Yes (12%) | 3 (18) | 3 (9) | 2.2 (0.3 - 12.3) | 0.3 |
No (88%) | 14 (82) | 31 (91) | ||
Peripheral lymphadenopathy | ||||
Present (31%) | 5 (29) | 11 (32) | 0.8 (0.2 - 3.0) | 0.8 |
Absent (69%) | 12 (71 ) | 23 (68) | ||
Malnutrition (WHZ) | ||||
Moderate/severe (35%) | 7 (41) | 11 (32) | 1.4 (0.4 - 4.8) | 0.5 |
None/mild (65%) | 10(59) | 23 (68) | ||
Anaemia* | ||||
Mod/severe (82%) | 14 (82) | 28 (82) | 1 (0.2 - 4.6) | >0.999 |
None/mild (18%) | 3 (18) | 6 (18) | ||
HIV serology | ||||
Positive (28%) | 3 (18) | 11 (32) | 0.4 (0.1 - 1.8) | 0.2 |
Negative (72%) | 14 (82) | 23 (68) | ||
TB contact | ||||
Yes (37%) | 6 (35) | 13 (38) | 0.8 (0.2 - 2.9) | 0.8 |
No (63%) | 11 (65) | 21 (62) | ||
Reduced activity | ||||
Yes (67%) | 13(76.5) | 21(62) | 2.0 (0.5 – 7.5) | 0.2 |
No (33%) | 4(23.5) | 13(38) | ||
CXR | ||||
Abnormal (41%) | 7 (41) | 14 (41) | 1 (0.3 – 3.2) | >0.999 |
Normal (59%) | 10 (59) | 20 (14) | ||
BCG immunisation | ||||
Yes (84%) | 14 (82) | 29 (85) | 0.8 (0.1 - 3.8) | 0.7 |
No (16%) | 3 (18) | 5 (15) | ||
Age group | ||||
Under 1 year (25.5%) | 6 (35) | 7 (21) | 0.4 | |
1 – 5 years (47%) | 6 (35) | 18 (53) | ||
Above 5 years (27.5%) | 5 (29) | 9 (26) |