Table 5.

Predictors of poor households’ knowledge about sickle cell disease in West Kordofan State, Sudan

	Univariate		Multivariable
Variable	OR (95% CI)	P value	OR (95% CI)	P value
Educational level (Mother)
Illiterate	10.3 (3.8–27.9)	<0.001	8.3 (2.7–25.9)	<0.001
Khalwa*	4.8 (1.7–13.2)		4.5 (1.4–15.1)
Primary	7.1 (2.9–18.0)		7.3 (2.7–20.4)
Secondary	2.2 (0.8–6.2)		2.3 (0.8–6.8)
Higher	Ref		Ref
Educational level (Father)
Illiterate	6.6 (2.8–15.8)	<0.001	3.3 (1.2–9.6)	<0.01
Khalwa	2.1 (0.8–4.9)		1.4 (0.5–4.1)
Primary	2.2 (1.1–4.8)		1.3 (0.5–3.3)
Secondary	1.6 (0.7–3.4)		1.1 (0.5–2.9)
Higher	Ref		Ref
Parents’ degree of relatedness
First-degree cousin	1.0 (0.6–1.6)	0.9	1.0 (0.6–1.7)	0.4
Relative	1.6 (0.9–2.8)		1.6 (0.9–3.2)
Not relative	Ref		Ref
Tribe
Misseriya	Ref	0.1	Ref	0.3
Baderiah	1.6 (0.7–3.4)		1.2 (0.7–2.3)
Borgu	1.1 (0.4–2.8)		0.9 (0.3–3.2)
Hamer	1.1 (0.5–2.7)		3.6 (0.6–19.7)
Berti	3.6 (0.9–14.0)		1.4 (0.5–3.7)
Falata	0.85 (0.3–2.6)		1.6 (0.6–4.4)
Others	1.5 (0.9–2.5)		1.1 (0.4–2.8)
Having a child with SCD†
No	0.8 (0.4–1.4)	0.4	0.9 (0.4–1.8)	0.4
Yes	Ref		Ref
History of child death due to SCD*
No	0.6 (0.3–1.1)	0.09	0.8 (0.4–1.8)	0.2
Yes	Ref		Ref
Socio-economic status
Poorest	2.0 (1.1–3.9)	0.04	0.6 (0.2–1.3)	0.4
Second quantile	1.1 (0.6–2.1)		0.5 (0.2–1.1)
Middle quantile	1.1 (0.6–2.2)		0.8 (0.4–1.6)
Fourth quantile	0.9 (0.5–1.8)		0.7 (0.3–1.5)
Richest	Ref		Ref

OR, odds ratio; 95% CI, 95% confidence interval.

^*Khalwa is a traditional school in Sudan for basic religious education.

^†The predictors were included separately in the multivariate analysis model.