Table 2.
Characteristics of final trigger to detect delayed follow-up of elevated HbA1c, based on gold standard of clinician review
| Trigger analysis | |||
|---|---|---|---|
| Clinician chart review | |||
| Trigger positive | Trigger negative | ||
| Trigger analysis | Trigger positive | 32 | 4 |
| Trigger negative | 0 | 34 | |
| Estimate | 95% CI | ||
| Sensitivity & specificity | Sensitivity | 100% | 89–100% |
| Specificity | 89% | 79–95% | |
| Predictive value | Positive predictive value | 89% | 74–97% |
| Negative predictive value | 100% | 90–100% | |
| Estimated prevalence of delayed follow-up | 45% | 33–57% | |