Table 1.

Distribution of T. gondii infection with age, parity rate, and education level and the odds ratios (OR) with the 95% CI in 400 pregnant women in Dhahran, Saudi Arabia

	Positive	Negative	% positive	OR (95% CI)	p-value
Age in years
20–24	20	65	23.5	1
25–29	34	75	31.2	1.47 (0.77–2.81)	0.239
30–34	24	54	30.8	1.44 (0.72–2.89)	0.299
35–39	16	38	29.6	1.37 (0.63–2.95)	0.424
≥40	20	54	27.0	1.20 (0.59–2.47)	0.612
Parity rate
Nulliparous	12	48	20.0	1
Parous	102	238	30.0	1.71 (0.87–3.36)	0.117
Education
University	30	103	22.6	1
High	32	96	25.0	1.14 (0.65–2.02)	0.643
Middle	48	84	36.4	1.96 (1.14–3.37)	0.014
Uneducated	4	3	57.1	4.58 (0.97–21.59)	0.055