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Table 2 Comparison of true and approximate transition rates and hazard ratios for MESCC RCT

From: A technique for approximating transition rates from published survival analyses

  Transition rates Hazard ratios
True (95% CrI) Approximate Error % Error True (95% CrI) Approximate Error % Error
RT-alone group
\(\lambda _{hi}\) \(0.66~ \left( 0.27,1.20\right)\) 0.65 − 0.01 − 1.52     
\(\lambda _{hd}\) \(1.00~ \left( 0.50, 1.67\right)\) 0.92 + 0.08 − 8.00     
\(\lambda _{id}\) \(2.12~ \left( 1.40, 2.98\right)\) 2.19 + 0.07 + 3.30     
mS+RT group
\(\lambda _{hi}\) \(0.33~ \left( 0.17, 0.54\right)\) 0.33 0.00 0.00 \(0.50~ \left( 0.21, 1.40\right)\) 0.51 + 0.01 + 1.54
\(\lambda _{hd}\) \(0.53~ \left( 0.32, 0.80\right)\) 0.52 − 0.01 − 1.89 \(0.55~ \left( 0.26, 1.16\right)\) 0.56 + 0.02 + 2.77
\(\lambda _{id}\) \(3.28~ \left( 2.09, 4.69\right)\) 3.71 + 0.43 + 13.11 \(1.61~ \left( 0.89, 2.66\right)\) 1.62 + 0.08 + 5.22
  1. CrI, Bayesian credible interval. Error, Approximate − True. % Error, (Approximate − True) \(\div\) True