Haemoglobin A1c even within non-diabetic level is a predictor of cardiovascular disease in a general Japanese population: the Hisayama Study

Table 3 Reclassification for the absolute risk of cardiovascular disease development in the Hisayama study, 2002-2009

Number of subjects who developed cardiovascular disease
	Basic model + HbA1c
Basic model	<2.0%	2.0–4.0%	>4.0%	Total
<2.0%	7	3	2	12
2.0–4.0%	2	15	5	22
>4.0%	0	6	79	85
Total	9	24	86	119
Number of subjects who did not develop cardiovascular disease
	Basic model + HbA1c
Basic model	<2.0%	2.0–4.0%	>4.0%	Total
<2.0%	1,065	30	5	1,100
2.0–4.0%	170	488	56	714
>4.0%	0	161	756	917
Total	1,235	679	817	2,731

Abbreviations: HbA1c, Haemoglobin A1c.
The basic model included age, sex, hypertension, electrocardiogram abnormalities, body mass index, total and high-density lipoprotein cholesterol levels, current smoking, current alcohol use, and regular exercise.

ISSN: 1475-2840