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Table 4 Multivariate analysis of predictors of sputum culture conversion among multidrug-resistant patients in Jiangsu Province, China (N = 139)

From: Factors affecting time to sputum culture conversion and treatment outcome of patients with multidrug-resistant tuberculosis in China

Variable

Adjusted Model*

HR

95% CI

P-value

Age, years

  ≤ 51

Reference

  

  > 51

1.09

0.62–1.91

0.766

Gender

 Male

Reference

  

 Female

0.61

0.34–1.11

0.105

Smoking

 No

Reference

  

 Yes

0.44

0.23–0.83

0.011

Drinking

 No

Reference

  

 Yes

0.41

0.21–0.81

0.011

Ofloxacin

 Drug sensitive

Reference

  

 Drug resistance

0.43

0.24–0.76

0.003

Sputum smear grade

  ≤ 1

Reference

  

  > 1

0.51

0.31–0.83

0.008

  1. Abbreviations: HR hazard ratio, CI confidence interval; *Adjusted for age, gender, alcohol status, smoking status, resistance to Ofloxacin, and sputum smear grade