Development of Health Parameter Model for Risk Prediction of CVD Using SVM

Table 2

Coefficients in the Framingham risk estimation for 10-year general cardiovascular disease risk [1].

	⁢Men; ⁢ (10-year baseline survival: So(10) = 0.88431)				⁢Women; ⁢ (10-year baseline survival: So(10) = 0.94833)
	Beta	value	Hazard ratio	95% CI	⁢Beta	value	Hazard ratio	95% CI
Log of age	3.11296	<0.0001	22.49	(14.80, 34.16)	⁢2.72107	<0.0001	15.20	(8.59, 26.87)
Log of body mass index	0.79277	<0.0066	2.21	(1.25, 3.91)	⁢0.51125	<0.0609	1.67	(0.98, 2.85)
Log of SBP if not treated	1.85508	<0.0001	6.39	(3.61, 11.33)	⁢2.81291	<0.0001	16.66	(8.27, 33.54)
Log of SBP if treated	1.92672	<0.0001	6.87	(3.90, 12.08)	⁢2.88267	<0.0001	17.86	(8.97, 35.57)
Smoking	0.70953	<0.0001	2.03	(1.75, 2.37)	⁢0.61868	<0.0001	1.86	(1.53, 2.25)
Diabetes	0.53160	<0.0001	1.70	(1.37, 2.11)	⁢0.77763	<0.0001	2.18	(1.63, 2.91)

The 10-year risk for women can be calculated as , where is the regression coefficient and is the level for each risk factor; the risk for men is given as .
Estimated regression coefficient.