Baseline Characteristics of Study Group Patients
| Characteristic | All cases (n = 80) | Definite IE/ICED infection (n = 10) | Possible IE/ICED infection (n = 70) | P |
| Mean age ± SD (y) | 68 ± 13 | 71 ± 14 | 68 ± 13 | 0.50 |
| Sex (n) | ||||
| Female | 15 (19%) | 2 (20%) | 13 (19%) | 0.94 |
| Male | 65 (81%) | 8 (80%) | 57 (81%) | 0.94 |
| Hypertension (n) | 43 (54%) | 5 (50%) | 38 (54%) | 0.81 |
| Diabetes (n) | 28 (35%) | 3 (30%) | 25 (36%) | 0.71 |
| Cardiac valve prosthesis* | 33 | 3 | 30 | 0.44 |
| Aortic | 20 | 2 | 18 | 0.68 |
| Biologic | 12 | 0 | 12 | 0.34 |
| Mechanical | 8 | 2 | 6 | 0.22 |
| Mitral | 13 | 1 | 12 | 0.57 |
| Biologic | 4 | 0 | 4 | 0.90 |
| Mechanical | 9 | 1 | 8 | 0.92 |
| Cardiac device* | 36 | 3 | 33 | 0.31 |
| Pacemaker | 23 | 0 | 23 | 0.055 |
| Defibrillator | 13 | 3 | 10 | 0.19 |
| Echocardiography (n) | ||||
| Transthoracic | 80 (100%) | 10 (100%) | 70 (100%) | 1 |
| Transesophageal | 62 (77%) | 9 (90%) | 53 (76%) | 0.32 |
| Median time from PV or cardiac device implantation (mo) | 47 (interquartile range, 11–120) | 54 (interquartile range, 18–120) | 41 (interquartile range, 11–93) | 0.12 |
| <1 y (n) | 25 (36%) | 1 (10%) | 24 (34%) | 0.12 |
| ≥1 y (n) | 44 (64%) | 9 (90%) | 35 (50%) | 0.01 |
| Days of antibiotics before PET/CT | 15 (interquartile range, 8–30) | 20 (interquartile range, 12–30) | 13 (interquartile range, 8–25) | 0.004 |
↵* Number of PVs and cardiac devices do not match with number of patients because some had > 1 PV or simultaneous PV and cardiac device.