Figure 2From: The correlation between the number of eligible patients in routine clinical practice and the low recruitment level in clinical trials: a retrospective study using electronic medical records Correlation between the eligible electronic medical record (EMR) patient index and the accrual achievement in 19 trials. The eligible EMR patient index = the number of eligible patients identified from the EMRs per year/target sample size per year. The accrual achievement = the number of enrolled patients per year/target sample size per year.Back to article page