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Table 2 The difference in sputum culture conversion rates of two groups during the first 12 months of the treatment

From: A highly effective and inexpensive standardized treatment of multidrug-resistant tuberculosis: a multicenter prospective study in China

  Chi-square df Sig
Log rank (Mantel–Cox) 12.775 1 .000
Breslow (Generalized Wilcoxon) 9.368 1 .002
Tarone–Ware 10.802 1 .001
  1. Test of equality of survival distributions for the different levels of statistic methods
  2. The p values of the three test statistics were all < 0.05, there were significant differences in the sputum culture conversion rate between the two groups