Table 3.

Subgroup analysis of the Cox proportional hazard model.

	Obsessive-Compulsive Disorder		Non-Obsessive-Compulsive Disorder
	N	No. of Sjögren’s Syndrome	N	No. of Sjögren’s Syndrome	HR	95% CI
Age
<65	1568	22	3129	11	3.97	1.93–8.19
≥65	110	3	227	4	1.46	0.33–6.55
p for interaction = 0.244
Gender
Female	836	17	1679	12	2.84	1.35–5.94
Male	842	8	1677	3	5.24	1.39–19.73
p for interaction = 0.426