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5 documented risks. Severity reflects clinical significance, not probability.
Incomplete revascularisation
moderate5.00% (3.00–10.00%)Prevention: Experienced surgeon; appropriate patient selection.
Sources: aha-cabg-guideline-2021
Conversion to on-pump CABG
moderate8.00% (5.00–15.00%)Prevention: Experienced surgeon; appropriate patient selection; readiness of bypass equipment.
Sources: aha-cabg-guideline-2021
Stroke (peri-operative)
severe1.00% (0.50–2.00%)Prevention: Avoidance of aortic clamping in calcified-aorta patients; intra-operative monitoring.
Sources: sts-adult-cardiac-database
Atrial fibrillation (post-op)
moderate25.00% (15.00–40.00%)Prevention: Beta-blocker continuation; amiodarone in high-risk.
Sources: aha-cabg-guideline-2021
Sternal wound infection
severe1.50% (1.00–3.00%)Prevention: Antibiotic prophylaxis; tight glycaemic control.
Sources: aha-cabg-guideline-2021