Table 4 Proportion of the population at high, intermediate and low risk of coronary heart disease
Risk bandN (%)95% CI
Original Framingham
<10%739 (73.2)(70.8 to 75.6)
10–20%224 (18.1)(15.8 to 20.4)
>20%116 (8.7)(7.2 to 10.2)
Local recalibration
<10%780 (76.5)(74.2 to 78.7)
10–20%193 (15.8)(13.6 to 17.9)
>20%106 (7.8)(6.4 to 9.1)
National recalibration
<10%533 (55.6)(52.9 to 58.3)
10–20%252 (21.3)(18.6 to 23.9)
>20%294 (23.2)(21.0 to 25.4)