Table 2.

Distribution of pre- and post-test knowledge scores

	Pre-test (% correct)	Post-test (% correct)	Test	p
BC
Knowledge	70.5	99.2	68.014	0.000
BC risk factors
Knowledge	34.4	98.0	153.006	0.000
What risk factors of BC?*
The probability of BC for women aged 40 and above	49.2	86.1	46.098	0.000
High levels of education	1.6*	58.2	137.007	0.000
Using oral contraceptives	23.4	77.0	129.008	0.000
Smoking	54.9	84.4	61.476	0.000
Family history	66.4	91.4	59.016	0.000
Females not breastfeeding her baby	56.1	91.0	81.103	0.000
Female who did not give birth	30.7	81.1	121.008	0.000
First pregnancy after the age of 30 years	16.8	76.6	140.167	0.000
Physical exercise	18.9	70.5	124.008	0.000
Early menarche	12.3	78.3	159.006	0.000
Late menopause	13.1	69.7	134.064	0.000
Obesity	21.3	72.1	122.008	0.000
Total mean risk factors knowledge score (12 item)	3.648±2.857	9.369±3.097	−25.910	0.000
Screening knowledge (What is needed for early diagnosis methods?)*
BSE	53.7	85.2	73.114	0.000
CBE	50.8	80.3	68.122	0.000
MMG	44.3	75.4	74.013	0.000
BSE is required to protect against BC	73.4	95.5	50.161	0.000
Do you practice BSE every month?	59.7	66.5	18.776	0.000
MMG is required to protect against BC	75.4	90.2	29.167	0.000
BC screening knowledge score (6 item)	5.451±1.976	8.103±1.191	−22.751	0.000
Total mean knowledge score (18 item)	9.05 (SD=4.15)	16.53(SD=3.68)	−25.910	0.000

^*answers are multiple;

BC: breast cancer; BSE: breast self examination; CBE: clinical breast examimnation; MMG: mammography