Resource use according to predefined diagnostic algorithms by health state
| Health state | Resource; no. of uses | ||||||
|---|---|---|---|---|---|---|---|
| Cardiologist consultation | Cardiologist partial assessment | Electrocardiography | Echocardiography | Scheduled troponin T measurement | Triggered troponin T measurement | Angiography | |
| True-negative troponin T monitoring | 0 | 0 | 0 | 0 | 4 | 0 | 0 |
| True-positive troponin T monitoring | 1 | 3 | 4 | 1 | 4 | 1 × probability of first elevation of troponin T level occurring on postoperative day 3* | 1 × probability of angiography after MINS |
| False-negative troponin T monitoring | 1 | 3 | 2 | 1 | 4 | 1 | 1 × probability of angiography in false-negative troponin T monitoring |
| False-positive troponin T monitoring | 1 | 0 | 4 | 1 | 4 | 1 × probability of first elevation of troponin T level occurring on postoperative day 3* | 1 × probability of angiography in false-positive troponin T monitoring |
| True-negative standard care | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| True-positive standard care | 1 | 3 | 4 | 1 | 0 | 2 | 1 × probability of angiography after symptomatic MINS |
| False-negative standard care | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| False-positive standard care | 0 | 0 | 2 | 0 | 0 | 2 | 0 |
MINS = myocardial injury after noncardiac surgery.
↵* Last day of scheduled troponin T measurement.