. Author manuscript; available in PMC: 2009 Nov 17.

Published in final edited form as: Arthritis Rheum. 2008 Aug 15;59(8):1090–1096. doi: 10.1002/art.23935

Table 1.

Stroke risk in patients with RA^*

	No. strokes	No. patients	RA cases/ noncases	NIRD cases/ noncases	OR (95% CI)^†	P
All strokes	269	5,640	226/4,125	43/1,246	1.64(1.16–2.30)	0.005
Ischemic strokes	67	1,405	59/996	8/342	2.66(1.24–5.70)	0.012

RA = rheumatoid arthritis; NIRD = noninflammatory rheumatic disorder; OR = odds ratio; 95% CI = 95% confidence interval.

^†

Comparison group consists of patients with NIRDs, matched for age, sex, and time of study entry.