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Table 2 Predictions made by all trial managers

From: Estimating Site Performance (ESP): can trial managers predict recruitment success at trial sites? An exploratory study

  Actual Yes
(met target)
Actual No
(missed target)
Total
Predicted Yes 28 15 43
Predicted No 6 7 13
Total 34 22 56
Positive predictive value (%) 65 Negative predictive value (%) 54
Sensitivity (%) 82 Specificity (%) 32