Table 1

Ethnic breakdown of CHA₂DS₂VASc score components

	White	South Asian	Black African/Caribbean	Whole AF population
N	4561	450	589	6292
% ≥65 years	79.7	69.1	71.1	76.7
% ≥75 years	57.4	36.9	47.4	53.3
% female	54.4	51.8	48.6	53.9
% with diabetes	21.1	47.3	34.5	24.6
% with heart failure	11.6	14.0	15.3	11.9
% with stroke	19.3	20.9	22.2	19.3
% with vascular disease	30.0	45.3	25.6	30.1
% with hypertension	65.3	70.2	78.4	65.9

AF, atrial fibrillation.