Table 6.

Child-OIDP (0 = no impacts, 1 = at least one impact) regressed on socio-demographics, behavioral- and clinical oral health indicators: odds ratio (OR) and 95% Confidence interval (CI), unadjusted and adjusted analyses.

	Unadjusted	Adjusted Nagelkerke R2 = 0.350 Public school attendees n = 514	Adjusted Nagelkerke R2 = 0.175 Private school attendees n = 531	Adjusted Nagelkerke R2 = 0.254 Whole sample n = 1045
Socio-demographic data
Gender
Boy	1	1	1	1
Girl	0.8(0.7-1.1)	0.9 (0.6-1.3)	0.9 (0.6-1.3)	0.8 (0.6-1.1)
School sector
Public	1			1
Private	1.6(1.2-2.0)*			1.2(0.9-1.7)
Locality
Other	1	1	1	1
Khartoum	1.3(1.0-1.8)*	1.5(0.7-3.0)	1.1(0.7-1.7)	1.2(0.8-1.7)
SES
Low	1	1	1	1
Middle	1.4(1.1-1.8)*	1.9(1.1-3.1)*	1.0(0.7-1.5)	1.3(0.9-1.7)
Behavioral variables
Tooth-brushing frequency
Irregular	1.0(0.6-1.7)
Daily
History of dentist visit	1	1	1	1
No	0.6(0.4-0.7)*	0.9(0.5-1.4)	0.9(0.6-1.3)	0.8(0.6-1.1)
Yes
Satisfaction with oral health
Not satisfied	1	1	1	1
Satisfied	0.2(0.1-0.2)*	0.2(0.1-0.5)*	0.6(0.3-0.9)*	0.4(0.3-0.6)*
Perception of oral health
Bad	1	1	1	1
Good	0.1(0.1-0.2)*	0.2(0.1-0.5)*	0.3(0.2-0.5)*	0.3(0.2-0.4)*
Sugar-sweetened snack intake
≤3 items/week	1	1	1	1
> 3 items/week	1.6 (1.2-2.0)*	1.4 (0.9-2.1)	1.4 (0.9-2.2)	1.4 (0.9-1.8)
Clinical parameters
Mean GI index
Score ≤ 1	1	1	1	1
Score > 1	1.3(1.0-1.7)*	1.2 (0.7-1.9)	1.5 (0.9-2.5)	1.3 (0.9-1.8)
Mean PI index
Score ≤ 1	1	1	1	1
Score > 1	1.3(1.0-1.7)*	1.1(0.6-2.0)	1.3(0.8-2.1)	1.3(0.9-1.8)
Dean's Index
Score = 0	1
Score > 0	1.1(0.7-1.5)
Caries experience
DMFT = 0	1	1	1	1
DMFT > 1	1.5(1.1-1.9)*	0.9(0.6-1.5)	1.4(0.9-2.2)	1.2(0.9-1.6)
Active caries
No	1	1	1	1
Yes	2.5(1.9-3.4)*	3.5(2.1-5.6)*	1.2(0.7-1.8)	2.0(1.4-2.6)*
Dental trauma
No	1
Yes	1.5(0.6-3.5)

* Chi square P < 0.05