TABLE 3.
Frequency with which clinical findings were met for each of the modified Duke criteria in the group of 29 dogs with endocarditis, in addition to the 2 proposed cutoffs for cardiac troponin‐I concentrations (the upper reference limit of the assays at >0.1 ng/mL, and the suggested cut‐off of >0.625 ng/mL)
| Modified Duke criteria | Number of dogs with IE |
|---|---|
| Echocardiographic evidence | 29 (100%) |
| Novel valve insufficiency | 22 (76%) |
| Major blood culture | 6 of 17 (35%) |
| Temperature >39.4°C | 18 (62%) |
| Weight >15 kg | 21 (72%) |
| Predisposing factor | 7 (24%) |
| Thromboembolic disease | 10 (36%) |
| Immune‐mediated disease | 7 (24%) |
| Minor blood culture | 3 of 17 (18%) |
| Bartonella serology | 1 of 5 (20%) |
| cTnI (>0.1 ng/mL) | 23 (79%) |
| cTnI (>0.625 ng/mL) | 15 (52%) |
Abbreviations: cTnI, serum cardiac troponin‐I; IE, infective endocarditis.