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Table 3 Estimated exacerbation rates of RCT and EHR data

From: Evaluation of the use of Swedish integrated electronic health records and register health care data as support clinical trials in severe asthma: the PACEHR study

Population Analysis Rate Lower 95% CI Upper 95% CI
RCT (placebo) Unweighted 0.90 0.76 1.08
EHR Weighted 1.24 0.94 1.63
EHR Unweighted 1.86 1.70 2.05
  1. Weighted and unweighted exacerbation rates for the EHR population (n = 240) and unweighted exacerbation rate for placebo arm in the RCT (n = 151)