Table 6.
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