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. Author manuscript; available in PMC: 2015 Nov 1.

Published in final edited form as: J Vasc Surg. 2014 Jun 20;60(5):1325–1331. doi: 10.1016/j.jvs.2014.05.040

Table III.

Predictors of the Omega-3 Index in univariate and multivariate linear regression analysis (included if P ≤ .05)

Univariate Analysis; N=111					Multivariate Analysis; N=84

Independent variable –	Coefficient	95% Confidence-interval		P-value	Coefficient	95% Confidence-interval		P-value
Independent variable –	Coefficient	Lower limit	Upper limit	P-value	Coefficient	Lower limit	Upper limit	P-value
Age, by decade	0.6	0.2	1.0	.003	0.8	0.3	1.2	.001
History of smoking	−2.0	−3.3	−0.7	.003	−1.5	−2.7	−0.2	.03
BMI, by increments of 5	0.3	0.01	0.6	.05	0.5	0.2	0.8	.001
Hypertension	1.3	0.1	2.5	.03	NS	NS	NS	NS
History of n-3 supplem.	3.2	1.5	4.8	<.001	2.6	1.1	4.1	.001