Table 1.

Risk factors analysis of seropositivity to toxoplasmosis among blood donors in southwest Iran.

Variables	Frequency (number)	Seropositivity (%)	Odds ratio (95% confidence interval)	p value
Blood transfusion
Yes	8	37.5	3.09 (0.714–13.407)	0.135
No	277	16.2	1
Place of residence				0.602
City	203	17.5	1.257 (0.618–2.559)
Village	82	14.6	1
Eating of semicooked meat				0.007
Yes	157	22.30	2.538 (1.278–5.038)
No	128	10.15	1
Contact with cat				0.841
Yes	51	15.6	0.902 (0.394–2.065)
No	234	20.51
Taking immunosuppressive drugs				0.199
Yes	5	40	3.391 (.551–20.866)
No	280	16-4
Contact with soil				0.001
Yes	61	47.5	9.778 (4.914–19.457)
No	224	8.5
Job				0.040
Employees	112	25	1
Other business	81	16	1.744
Student	24	4	7.667
Farmer and rancher	55	9.09	3.333
Unemployed	13	7.70	4.000
Educational level				0.592
Secondary level and below	56	17.86	1.049 (0.469–2.348)
High-school level	89	13.5	1.463 (0.696–3.075)
University level	140	18.6	1
Blood group				0.285
A	88	13.6	1.715 (0.812–3.621)
B	57	15.8	1.444 (0.628–3.324)
AB	18	5.5	4.604 (0.585–36.226)
O	122	21.3	1
Washing vegetables with antiseptic materials				0.587
Yes	73	19.7	1
No	212	16.03	1.242 (.624–2.473)
Awareness about toxoplasmosis				0.702
Yes	10	10	0.539 (0.067–4.357)
No	275	17.1	1