. Author manuscript; available in PMC: 2012 Oct 4.

Published in final edited form as: J Rheumatol. 2012 Aug 1;39(10):1964–1970. doi: 10.3899/jrheum.120493

Table 5.

Risk of SLE in patients with celiac disease, according to followup.

Followup	HR; 95% CI	p	Person-yrs	No. SLE Events in CD	Incidence Rate^*
Followup	HR; 95% CI	p	Person-yrs	No. SLE Events in CD	CD	Ref
All	3.49; 2.48–4.90	< 0.001	325,770	54	17	5
< 1 yr	8.85; 3.41–22.98	< 0.001	28,729	10	35	5
1–5 yrs	3.87; 2.17–6.89	< 0.001	107,807	19	18	5
> 5 yrs	2.54; 1.57–4.10	< 0.001	189,233	25	13	5
Beyond 1 yr followup	3.05; 2.11–4.41	< 0.001	297,041	44	15	5

SLE cases per 100,000 person-years of CD. SLE: systemic lupus erythematosus; CD: celiac disease; Ref: reference individuals; HR: hazard ratio.