Table 1.

Seroprevalence of anti-T. gondii IgG antibodies in psychiatric patients and controls according to age groups.

	Psychiatric patients			Controls
		T. gondii infection			T. gondii infection
Age groups	No. tested	No.	%	No. tested	No.	%	P value
16–24	8	0	0	40	2	5	0.69
25–34	30	5	16.7	48	3	6.3	0.13
35–44	27	4	14.8	32	4	12.5	0.54
45–54	33	8	24.2	9	1	11.1	0.36
55–64	17	5	29.4	8	1	12.5	0.34
65–74	6	0	0	31	5	16.1	0.38
75–84	4	1	25	12	0	0	0.25
16–84	125	23	18.4	180	16	8.9	0.02
Unknown age	12	2	16.7
All	137	25	18.2	180	16	8.9	0.02