Table 2.
Accuracy of antibiotic prophylaxis prescriptions for cardiac conditions
| AHA 1999 (N = 52) | AHA 2007 (N = 168) | NICE 2008 (N = 33) | |
|---|---|---|---|
| Mode | 8 | 6 | 1 and 5 |
| Median | 8 | 4 | 5 |
| Range | 4–13 | 1–13 | 0–9 |
| Conditions | % of correct answers |
||
| MVP with regurgitation | 63.0 | 20.7 | 8.8 |
| MVP without regurgitation | 40.7 | 50.6 | 35.3 |
| Unrepaired ASD, PDA | 51.9 | 10.3 | 17.6 |
| Unrepaired VSD | 51.9 | 12.6 | 20.6 |
| Surgical repair of ASD, VSD or PDA without residual murmur > 6 months | 33.3 | 40.2 | 26.5 |
| Prosthetic cardiac valve | 85.2 | 77.0 | 2.9 |
| Previous infective endocarditis | 92.6 | 88.5 | 0 |
| Complex CHD (Unrepaired, repaired ≤ 6 months or repaired with residual defects) | 81.5 | 70.1 | 5.9 |
| Cardiac transplant with valvulopathy | 66.7 | 60.3 | 5.9 |
| Hypertrophic cardiomyopathy | 38.9 | 25.9 | 20.6 |
| CABG | 59.3 | 44.8 | 29.4 |
| Surgically constructed systemic pulmonary shunts or conduits (>6 months post-surgery or total epithelisation) | 24.1 | 20.7 | 23.5 |
| Pacemakers and implanted defibrillators | 63.0 | 48.3 | 38.2 |
MVP, Mitral Valve Prolapse; ASD, Atrial Septal Defect; PDA, Patent Ductus Arteriosus; CHD, Congenital Heart Disease; CABG, Coronary Artery Bypass Graft.