Table 5 Invasive procedures and culprit arteries by ethnicity
Invasive procedures | Ethnic group |  | χ2‡ | df |  P# | ||
|---|---|---|---|---|---|---|---|
Malays | Chinese | Indians | Others* | ||||
PCI (%) | 874(13.1) | 490(16.0) | 518(16.5) | 119(16.5) | 27.2 | 3 | 0.000 |
CABG (%) | 95(1.4) | 41(1.3) | 21(0.7) | 13(1.8) | 12.3 | 3 | 0.006 |
LMA involvement (%) | 184(2.8) | 82(2.7) | 84(2.7) | 30(4.2) | 5.3 | 3 | 0.150 |
Culprit Artery | Â | Â | Â | Â | Â | Â | Â |
LAD (%) | 591(56.3) | 314(56.3) | 339(58.0) | 81(59.6) | 13.1 | 12 | 0.359 |
RCA (%) | 318(30.3) | 172(30.8) | 147(25.2) | 37(27.2) | Â | Â | Â |
LCX (%) | 103(9.8) | 53(9.5) | 70(12.0) | 15(11.0) | Â | Â | Â |
LMA (%) | 18(1.7) | 8(1.4) | 8(1.4) | 2(1.5) | Â | Â | Â |
Bypass graft (%) | 20(1.9) | 11(2.0) | 20(3.4) | 1(0.7) | Â | Â | Â |