Table 1. Demographic and clinical characteristics of OCD subjects (n = 527).

Variables	Non SSRI exposure group (n = 115)		SSRI exposure group (n = 412)		P value for χ2 test
	n	(%)	n	(%)
Age (year)
20–29	17	14.78	121	29.37	<0.001
30–39	25	21.74	142	34.47
40–49	27	23.48	73	17.72
50–59	29	25.22	54	13.11
60–69	9	7.83	16	3.88
≥70	8	6.96	6	1.46
Sex
Female	63	54.78	224	54.37	0.9372
Male	52	45.22	188	45.63
Aspirin
No	112	97.39	398	96.6	0.6718
Yes	3	2.61	14	3.4
NSAID
No	29	25.22	142	34.47	0.0611
Yes	86	74.78	270	65.53
Angina Pectoris
No	114	99.13	405	98.3	0.5201
Yes	1	0.87	7	1.7
DM
No	108	93.91	402	97.57	<0.05
Yes	7	6.09	10	2.43
Hyperlipidemia
No	105	91.3	388	94.17	0.2679
Yes	10	8.7	24	5.83
Hypertension
No	101	87.83	388	94.17	0.02
Yes	14	12.17	24	5.83
Stroke
No	102	88.7	406	98.54	<0.0001
Yes	13	11.3	6	1.46

AP, angina pectoris; NSAID, Nonsteroidal Anti-inflammatory Drugs; DM, diabetes mellitus.