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Table 2 Detection by algorithm of potential trial participants compared to detection by two independent clinicians.

From: The Health Informatics Trial Enhancement Project (HITE): Using routinely collected primary care data to identify potential participants for a depression trial

Test characteristic

Clinician 1

Clinician 2

True Positives

87

81

False negatives

1

7

False Positives

0

3

True negatives

80

77

N

168

168

Sensitivity

0.92

0.99

Specificity

0.96

1.0

Positive predictive value

0.96

1.0

Negative predictive value

0.92

0.99