BMC Medical Research Methodology

Table 3 Classless NRI

From: Statistical evaluation of adding multiple risk factors improves Framingham stroke risk score

Classless NRI
Overall		point est	Lower95	Upper95
Before recalibration	overall	0.463	0.336	0.577
	event	0.444	0.312	0.559
	nonevent	0.020	0.003	0.036
After recalibration	overall	0.406	0.263	0.557
	event	−0.062	−0.206	0.088
	nonevent	0.468	0.453	0.481
Male		point est	Lower95	Upper95
Before recalibration	overall	0.469	0.290	0.635
	event	0.373	0.192	0.532
	nonevent	0.097	0.073	0.122
After recalibration	overall	0.436	0.217	0.632
	event	−0.102	−0.317	0.100
	nonevent	0.538	0.516	0.557
Female		point est	Lower95	Upper95
Before recalibration	overall	0.490	0.290	0.648
	event	0.534	0.342	0.695
	nonevent	−0.044	−0.068	−0.023
After recalibration	overall	0.451	0.245	0.663
	event	0.016	−0.192	0.229
	nonevent	0.435	0.415	0.454

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ISSN: 1471-2288

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