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Table 2 Treatment outcomes of adults (> 15 years) with smear-positive pulmonary tuberculosis notified to the Brazilian National Reporting System (2007–2012) according to their sociodemographic characteristics and second month SSM

From: Second month sputum smear as a predictor of tuberculosis treatment outcomes in Brazil

Variables Unfavourablea n (%) 10,071 (10.6) Successfulb n (%) 85,118 (89.4) Crude
ORc (95% CI)
Adjusted
ORc (95% CI)
Smear conversion on 2nd month
 Yes 7359 (9.2) 72,479 (90.8) 1.0 (reference) 1.0 (reference)
 No 2712 (17.7) 12,639 (82.3) 2.11 (2.01–2.22) 2.06 (1.97–2.16)
Sex
 Female 2465 (7.9) 28,790 (92.1) 1.0 (reference) 1.0 (reference)
 Male 7606 (11.9) 56,325 (88.1) 1.58 (1.50–1.65) 1.50 (1.43–1.58)
 Missing* 0 3 (100.0)
Age range
 15–24 years old 1688 (9.5) 16,105 (90.5) 1.0 (reference) 1.0 (reference)
 25–34 years old 2510 (11.1) 20,156 (88.9) 1.19 (1.11–1.27) 1.41 (1.07–1.22)
 35–44 years old 2229 (11.6) 16,922 (88.4) 1.26 (1.18–1.34) 1.13 (1.05–1.21)
 45–54 years old 1771 (10.4) 15,328 (89.6) 1.10 (1.03–1.18) 0.96 (0.89–1.03)
 55–64 years old 959 (9.2) 9444 (90.8) 0.97 (0.89–1.05) 0.85 (0.78–0.92)
 65 years old or over 910 (11.3) 7122 (88.7) 1.12 (1.12–1.33) 1.13 (1.04–1.23)
 Missing* 4 (8.9) 41 (91.9)
Race/color
 White 3327 (10.8) 27,576 (89.2) 1.0 (reference) 1.0 (reference)
 Black 1428 (12.1) 10,378 (87.9) 1.14 (1.07–1.22) 1.15 (1.08–1.23)
 Asian 100 (10.5) 848 (89.5) 0.98 (0.79–1.21) 1.02 (0.82–1.26)
 Mixed race 3890 (9.6) 36,504 (90.4) 0.88 (0.84–0.93) 0.91 (0.86–0.95)
 Indigenous 97 (7.5) 1197 (92.5) 0.67 (0.54–0.83) 0.69 (0.56–0.86)
 Missing* 1229 (12.5) 8615 (87.5)
Education
 ≥ 9 years of schooling 648 (6.5) 9293 (93.5) 1.0 (reference) 1.0 (reference)
 < 9 years of schooling 4688 (10.3) 40,932 (89.7) 1.64 (1.51–1.80) 1.54 (1.42–1.68)
 Illiterate 552 (10.4) 4776 (89.6) 1.66 (1.47–1.87) 1.60 (1.42–1.81)
 Missing* 4183 (12.2) 30,117 (87.8)
  1. *Includes true missing data and SSM not performed
  2. aSuccessful = cure or treatment completion
  3. bUnfavourable = loss to follow up, failure, death from tuberculosis or other causes, relapse of this episode, change of treatment
  4. cOdds are for unfavourable outcomes