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Table 4 Estimates of log hazard ratio in scenario 1 (without effect modifiers)

From: Performance of unanchored matching-adjusted indirect comparison (MAIC) for the evidence synthesis of single-arm trials with time-to-event outcomes

Statistical properties Unweighted estimate Weighted estimate
   All variables included in weight Omitted menopausal status and tumor grade from weight
Bias 0.164 0.027 0.114
MCV 0.002 0.002 0.002
MSE 0.029 0.003 0.015
CI coverage (%) 11.2 93.8 39.1
mean ESS NA 791 888
  1. Abbreviation: MCV Monte-Carlo variance; MSE Mean squared error; CI 95% Confidence interval; ESS Effective sample size
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BMC Medical Research Methodology

ISSN: 1471-2288

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