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Table 5 Risk factors for SECOND MONTH SMEAR NEGATIVATION among pulmonary tuberculosis patients from October 2009 to September 2010 (hierarchized model)

From: Effectiveness of RHZE-FDC (fixed-dose combination) compared to RH-FDC + Z for tuberculosis treatment in Brazil: a cohort study

Characteristics % OR 95%CI adjOR 95%CI
FDC-RHZE      
  No 66.4 1   1  
  Yes 33.6 1.104 0.932 - 1.307 1.164 0.999 - 1.372
DOT      
  No 75.9 1   1  
  Yes 24.1 1.450 1.208 - 1.739 1.373 1.137 - 1.658
The unit assists over 125 cases yearly   
  No 50.1 1   1  
  Yes 49.9 0.782 0.663 - 0.922 0.817 0.686 - 0.974
The unit has exclusively primary care   
  No 84.4 1   1  
  Yes 15.6 1.289 1.065 - 1.559 1.336 1.099 - 2.126
  1. Bold numbers are statistically significant findings. FDC = fixed-dose combination; R = rifampin; H = isoniazid; Z = pyrazinamide; E = ethambutol, DOT = directly observed treatment; OR = odds ratio; adjOR = adjusted odds ration; CI = confidence interval.