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Table 1 Characteristics of sputum smear-positive tuberculosis patients, comparing the end of intensive treatment phase non-converters (delayed converters) with converters in CDT of Baleng, 2006–2012

From: Delay in sputum smear conversion and outcomes of smear-positive tuberculosis patients: a retrospective cohort study in Bafoussam, Cameroon

Characteristics Delayed converters Converters Crude odd ratio (95% confidence interval) p value
(n = 94) n (%) (n = 1192) n (%)
Age 33 years old 55 (58.5) 582 (48.8) 1.5 (0.9- 2.3) 0.04
Male sex 62 (66.0) 710 (59.6) 1.3 (0.8- 2.0) 0.22
Years
2006 7 (7.4) 208 (17.5) Reference -
2007 1 (1.1) 147 (12.3) 0.2 (0.02- 1.7) 0.14
2008 6 (6.4) 180 (15.1) 0.9 (0.3- 3.0) 0.9
2009 26 (27.7) 178 (14.9) 4.3 (1.8- 10.2) <0.01
2010 15 (16.0) 153 (12.8) 2.9 (1.2- 7.3) <0.01
2011 20 (21.3) 211 (17.7) 2.8 (1.2- 6.8) 0.02
2012 19 (20.2) 114 (9.6) 4.9 (2.0- 12.1) <0.01
Positive HIV status 20 (23.5) 218 (22.0) 1.1(0.6- 1.8) 0.74
ART* treatment 7 (38.9) 74 (42.3) 0.9 (0.3- 2.3) 0.78
Previous tuberculosis treatment history 8 (8.8) 97 (8.4) 1.1 (0.5- 2.2) 0.50
Initial smear grading
1+ 2 (2.1) 180 (15.1) Reference -
2+ 43 (45.7) 546 (45.8) 7.1 (1.7- 29.5) <0.01
3+ 49 (52.1) 466 (39.1) 9.5 (2.3- 39.3) <0.01
  1. *Antiretroviral treatment.