Table 2

Bivariate analysis of clinical data and infection with Toxoplasma gondii in pregnant women

Characteristic	Women tested	Prevalence of T. gondii infection		p Value
Characteristic	N	N	Per cent	p Value
Clinical status
Healthy	315	21	6.7	1.00
Ill	13	0	0.0
Lymphadenopathy ever
Yes	34	2	5.9	1.00
No	291	19	6.5
Abdominal pain
Yes	61	8	13.1	0.03
No	271	13	4.8
Headache frequently
Yes	97	8	8.2	0.34
No	237	13	5.5
Memory impairment
Yes	19	4	21.1	0.02
No	315	17	5.4
Reflexes impairment
Yes	9	1	11.1	0.45
No	319	20	6.3
Hearing impairment
Yes	27	1	3.7	1.00
No	307	20	6.5
Visual impairment
Yes	50	1	2.0	0.33
No	283	20	7.1
Surgery ever
Yes	92	1	1.1	0.01
No	240	20	8.3
Blood transfusion
Yes	11	0	0	1.00
No	322	21	6.5
Hepatitis
Yes	14	3	21.4	0.04
No	315	17	5.4
Number of pregnancies
One	159	12	75	0.35
Two to nine	176	9	5.1
Deliveries
Yes	119	5	4.2	0.30
No	215	15	7.0
Caesarean sections
Yes	70	2	2.9	0.26
No	265	19	7.2
Abortions
Yes	44	4	9.1	0.49
No	291	17	5.8
Stillbirths
Yes	6	0	0.0	1.00
No	329	21	6.4