Table 6.

Logistic Regression Analysis: Predictors of Lower Knowledge Scores for Colorectal Cancer (CRC) Risk Factors, Warning Signs/ Symptoms and Screening Methods

Predictors of knowledge about risk factors (Multiple logistic regression model prediction=81.4%)		N
			COR	95% CI	P	AOR	95% CI	P
Gender	Female	80	1			1		<0.001
	Male	324	2.769	1.582-4.843	<0.001	3.409	1.842-6.307
Education level	Graduate/Postgraduate	152	1			1
	Secondary or less	237	3.746	2.200-6.376	<0.001	3.678	2.075-6.517	<0.001
Family history of CRC	Yes	26	1
	No	369	5.15	2.275-11.658	<0.001	-	-	-
Predictors of knowledge about Warning Signs/ Symptoms
(Multiple logistic regression model prediction =88.1%)
Gender	Female	80	1			1
	Male	324	3.852	2.152-6.895	<0.001	7.391	3.413-16.007	0.001
Education level	Graduate/Postgraduate	152	1			1
	Secondary or less	237	4.143	2.320-7.398	<0.001	4.816	2.307-10.055	<0.001
Family history of CRC	Yes	26	1			1
	No	369	20.578	8.176-51.796	<0.001	11.189	3.682-33.999	<0.001
Personal history polyp	Yes	11	1	2.056- 23.595	0.002	1	1.147-29.379	0.033
	No	381	6.964			5.806
Ethnicity	Arab	207	1
	Non Arab	197	2.07	1.174-3.650	0.012	-	-	-
Predictors of knowledge scores about Screening Methods
(Multiple logistic regression model prediction =93.8%)
Education level	Graduate/Postgraduate	152	1			1
	Secondary or less	237	6.629	2.419-18.162	<0.001	5.907	2.065-16.895	0.001
Ethnicity	Arab	207	1	1.178-7.805	0.022	1	1.113-8.258	0.03
	Non Arab	197	3.032			3.031