TableĀ 6

Cardiac procedures across different centre volume groups

Low volumeMedium volumeHigh volumep Value
Percutaneous transluminal coronary angioplasty114 (0.12%)435 (0.43%)1007 (0.99%)<0.001
Diagnostic cardiac catheterisation1830 (1.85%)4804 (4.77%)8408 (8.29%)<0.001
Insertion; revision; replacement; removal of cardiac pacemaker or cardioverter defibrillator1228 (1.24%)4277 (4.24%)8146 (8.04%)<0.001