| Afro-Caribbean | European White | Indian Asian | ||||
---|---|---|---|---|---|---|---|
Parameter | HR (95 % CI) | P | HR (95 % CI) | P | HR (95 % CI) | P | |
Age (yrs) | 1.025 (1.000-1.051) | 0.050 | 1.020 (1.009-1.031) | 0.001 | 1.018 (1.008-1.027) | 0.002 | |
Male gender | 1.366 (0.793-2.353) | 0.262 | 0.967 (0.534-1.752) | 0.913 | 0.870 (0.720-1.052) | 0.152 | |
Hypertension | 2.201 (1.089-4.449) | 0.028 | 0.910 (0.721-1.149) | 0.428 | 1.040 (0.823-1.315) | 0.714 | |
Diabetes mellitus | 1.038 (0.549-1.963) | 0.909 | 1.118 (0.865-1.445) | 0.393 | 2.652 (2.538-2.790) | <0.001 | |
Hypercholesterolemia | 0.831 (0.434-1.590) | 0.575 | 1.773 (1.624-1.959) | 0.019 | 1.347 (1.073-1.691) | 0.010 | |
Family history of CVD | 1.177 (0.582-2.380) | 0.650 | 1.350 (1.078-1.691) | 0.009 | 0.906 (0.717-1.145) | 0.407 | |
Prior myocardial infarction | 1.311 (0.552-3.644) | 0.164 | 1.126 (0.792-1.601) | 0.509 | 1.028 (0.743-1.422) | 0.868 | |
Prior PCI | 0.520 (0.223-1.211) | 0.130 | 0.826 (0.631-1.081) | 0.164 | 0.981 (0.793-1.214) | 0.863 | |
Prior CABG | 2.496 (1.199-5.198) | 0.015 | 1.043 (0.764-1.424) | 0.790 | 0.781 (0.590-1.034) | 0.085 | |
Smoking history | Â | 0.565 | Â | 0.252 | Â | 0.658 | |
 | Non-smoker | 1 (reference) |  | 1 (reference) |  | 1 (reference) |  |
 | Ex-smoker | 0.738 (0.263-2.076) |  | 0.871 (0.671-1.130) |  | 1.028 (0.709-1.491) |  |
 | Current smoker | 1.260 (0.365-4.347) |  | 1.375 (1.004-1.885) |  | 1.326 (0.867-2.027) |  |
ACE inhibitor | 0.963 (0.507-1.830) | 0.909 | 0.989 (0.780-1.253) | 0.925 | 1.029 (0.833-1.272) | 0.788 | |
Angiotensin II receptor antagonist | 1.090 (0.513-2.313) | 0.823 | 1.099 (0.822-1.469) | 0.524 | 1.158 (0.909-1.474) | 0.236 | |
Beta blockers | 0.965 (0.532-1.751) | 0.906 | 0.805 (0.644-1.008) | 0.059 | 0.766 (0.625-0.939) | 0.010 | |
Calcium antagonists | 1.532 (0.838-2.801) | 0.166 | 0.871 (0.685-1.108) | 0.261 | 0.985 (0.801-1.212) | 0.888 | |
Lipid-lowering agents | 0.969 (0.509-1.843) | 0.922 | 0.715 (0.579-0.883) | 0.002 | 0.868 (0.701-1.073) | 0.191 | |
Fixed wall motion abnormality | 0.879 (0.116-1.240) | 0.109 | 0.933 (0.628-1.384) | 0.729 | 0.827 (0.555-1.234) | 0.353 | |
Resting wall motion score index | 0.749 (0.220-9.947) | 0.304 | 1.489 (1.200-1.848) | 0.008 | 1.991 (1.985-1.997) | 0.003 | |
Peak wall motion score index | 2.273 (2.114-17.483) | 0.038 | 3.092 (3.026-6.306) | <0.001 | 3.643 (3.254-12.033) | <0.001 | |
New wall motion abnormality | 2.026 (1.121-2.351) | <0.001 | 2.105 (1.166-2.251) | <0.001 | 2.490 (1.340-4.620) | <0.001 | |
Number of Ischaemic LV Segments | Â | <0.001 | Â | <0.001 | Â | <0.001 | |
 | 0 LV segments | 1 (reference) |  | 1 (reference) |  | 1 (reference) |  |
 | 1-3 LV segments | 1.092 (1.036-1.238) |  | 1.171 (1.121-1.242) |  | 1.62 (1.44-4.18) |  |
 | >3 LV segments | 2.192 (2.146-4.238) |  | 2.803 (2.567-5.138) |  | 3.040 (2.68-7.70) |  |