Table 3 Statistical performance of the initial and refined PRESTARt tool compared to a clinicians assessment of lifetime risk of T2DM
Initial tool | Refined tool | |||
|---|---|---|---|---|
% | 95% CI | % | 95% CI | |
Sensitivity | 63.9 | 57.5, 70.0 | 92.5 | 88.5, 95.5 |
Specificity | 84.8 | 80.9, 88.2 | 66.8 | 62.0, 71.5 |
Positive predictive value | 72.0 | 65.4, 77.9 | 63.0 | 57.7, 68.0 |
Negative predictive value | 79.4 | 75.2, 83.1 | 93.6 | 90.1, 96.2 |