Table 4.

Gender differences in pretest and posttest knowledge scores based on chi-square tests

No	Knowledge item	Pretest % of correct answers				Posttest % of correct answers
		Male N=59	Female N=151	χ2	p-value	Male N=59	Female N=151	χ2	p-value
Female students scored significantly higher than male students in pretest but not in posttest
1	Premarriage tests for genetic diseases in Jordan included thalassemia (hereditary anemia)	76.3	92.7	9.43	0.002	96.6	96	0.00	1
2	Some new mothers suffer from postpartum depression during the first 3–6 months after delivery	44.1	67.5	8.87	0.003	89.8	90.1	0.00	0.96
3	Reproductive health confirmed the right of an individual to freely choose a spouse, establish a family, and determine the number of children	47.5	66.9	5.96	0.02	84.7	89.4	0.49	0.48
Female students scored significantly higher than male students in both tests
4	Premarriage physical examination and tests in Jordan are limited to detect genetic diseases and does not include sexually transmitted infection tests	27.1	43	3.9	0.04	62.7	78.1	4.46	0.03
Female students scored higher than male students in both tests
5	women’s health during childbearing age and beyond (postmenstruation)		75.5	2.83	0.09	88.1	90.1	0.03	0.87
6	Reproductive health focuses on both women’s and men’s	49.2	56.3	0.61	0.44	81.4	86.1	0.42	0.52
	role in reproductive health issues
7	Women with repeated pregnancies are more susceptible to the risks of pregnancy	64.4	65.6	0.000	1	96.6	96.7	0.00	1
8	Birth control pills are among the most effective means of family planning	22	27.8	0.47	0.495	45.8	53.6	0.76	0.38
9	If one or both of the fiancé discovered that they carry the thalassemia gene, she or he is referred to a medical center for consultation in Jordan	72.9	80.1	0.91	0.34	94.9	95.4	0.00	1
10	Burning and itching in the genital area are among the symptoms of sexually transmitted diseases	39	44.4	0.31	0.58	93.2	94	0.00	1
11	Sexually transmitted infections may harm the newborn health such as causing congenital malformations	62.7	66.9	0.169	0.68	81.4	84.1	0.07	0.78
Male students scored higher than female students in pretest
12	Some sexually transmitted infections are not cured with antibiotics	84.7	77.5	0.96	0.33	91.5	92.7	0.00	0.99
13	A person may contract sexually transmitted disease from one sexual intercourse	78	62.3	4.03	0.04	91.5	93.4	0.03	0.86
Male students scored higher than female students in posttest
14	Woman’s age affects the type of family planning method	74.6	74.8	0.000	1	89.8	83.4	0.92	0.34

Note: Bold represents p<0.05, which is a significant result.