Table 4. Differences in individual risk predictions between risk scores and risks estimated using competing risk regression stratified by risk factors (selected results for larger differences).

		Framingham risk score		ASSIGN risk score		QRISK2 risk score
Risk factor		Mean difference with risks estimated using competing risk regression	Percentage of persons with difference between −2 and +2%	Mean difference with risks estimated using competing risk regression	Percentage of persons with difference between −2 and +2%	Mean difference with risks estimated using competing risk regression	Percentage of persons with difference between −2 and +2%
Gender	Men	3.7	24.0	1.7	24.8	0.4	47.5
	Women	0.8	54.2	1.0	58.5	0.4	63.6
Age at index	35–44	2.0	58.9	1.5	59.9	0	84.4
	45–54	3.2	31.8	1.2	39.6	0	53.3
	55–64	2.8	22.2	0.5	24.1	0.3	26.5
	65–74	0.7	19.6	2.4	18.2	2.2	18.5
Calendar year index	1998–2000	−0.7	32.0	−1.7	34.6	−3.2	42.3
	2001–2003	1.6	38.0	0.6	39.8	−0.5	49.8
	2004–2006	2.8	41.2	1.9	44.3	1.0	57.5
	2007–2009	3.6	41.6	2.8	44.7	2.1	62.4
	2010–2011	3.8	42.3	3.1	44.0	2.2	66.1
Ethnicity	White	0	46.9	−0.7	51.1	−1.5	53.3
	Black	2.6	52.0	2.0	56.1	0	77.6
	Indian	2.5	46.2	−0.7	62.7	−0.2	64.7
	Unknown	5.1	27.9	4.1	27.9	2.8	56.8
Diabetes mellitus	no	2.2	39.6	1.2	42.2	0.3	56.3
	yes	3.3	17.6	7.7	13.3	3.6	18.7
Left ventricular hypertrophy	no	2.3	39.2	1.4	41.7	0.4	55.7
	yes	1.1	12.1	−15.2	11.4	−11.9	13.3
Number of records for medical events in the electronic health records in the year before	0	4.9	26.7	3.4	26.3	1.6	58.0
	1–3	3.9	34.8	2.7	36.3	1.1	60.2
	4–8	2.8	42.3	1.8	45.6	0.5	60.8
	9–18	1.7	43.6	0.9	47.4	0.1	55.3
	19–4	0.1	43.5	−0.3	46.9	−0.5	48.7
	50+	−2.6	37.3	−2.7	38.7	−1.9	37.6