. Author manuscript; available in PMC: 2014 May 22.

Published in final edited form as: J Rheumatol. 2008 Sep 1;35(11):2179–2186. doi: 10.3899/jrheum.080071

Table 6.

Analysis of covariance for homocysteine.

Source Variation	Sum of Squares	Df	F	p
GFR	1.11	1	60.18	< 0.0001
Group^*	5.53	1	12.04	0.0006
Race^†	2.14	1	23.28	< 0.0001

Case and control groups.

^†

African Americans and Caucasians.