Table 2.
Adjusted mean scores (95% confidence interval) at baseline (BL) and final evaluation (IV)
| ICC‡ | Dentist-led | Teacher-led | Peer-led | Self-learning | Control | ||
|---|---|---|---|---|---|---|---|
| OHKa |
BL |
0.05 |
2.29 (2.05-2.54) |
2.59 (2.34-2.83) |
2.36 (2.12-2.60) |
2.40 (2.15-2.64) |
2.31 (2.07-2.56) |
| IV |
0.25 |
5.33 (4.80-5.87) |
5.32 (4.79-5.85) |
5.58 (5.05-6.11) |
3.14 (2.60-3.67) |
2.80 (2.26-3.34) |
|
| KGOb |
BL |
0.01 |
0.63 (0.54-0.71) |
0.67 (0.59-0.75) |
0.63 (0.55-0.72) |
0.65 (0.56-0.74) |
0.58 (0.49-0.66) |
| IV |
0.22 |
2.21 (1.91-2.52) |
1.70 (1.39-2.00) |
2.22 (1.91-2.52) |
0.86 (0.55-1.17) |
0.82 (0.51-1.13) |
|
| OHBc |
BL |
0.04 |
3.39 (3.30-3.69) |
3.59 (3.29-3.89) |
3.42 (3.12-3.71) |
3.54 (3.24-3.85) |
3.26 (2.95-3.57) |
| IV |
0.42 |
7.30 (6.97-7.47) |
7.14 (6.82-7.47) |
7.92 (7.60-8.24) |
4.14 (3.81-4.47) |
3.34 (3.01-3.69) |
|
| OHSd |
BL |
0.09 |
4.20 (3.52-4.88) |
3.49 (2.81-4.16) |
3.46 (2.79-4.13) |
5.22 (4.53-5.91) |
3.52 (2.82-4.21) |
| IV |
0.10 |
5.20 (4.66-5.74) |
4.86 (4.32-5.39) |
5.00 (4.47-5.53) |
4.02 (3.47-4.56) |
3.30 (2.76-3.84) |
|
| PLQe |
BL |
0.11 |
5.02 (4.55-5.48) |
5.48 (5.02-5.94) |
5.23 (4.78-5.68) |
3.44 (2.98-3.90) |
4.91 (4.44-5.38) |
| IV |
0.07 |
3.77 (3.29-4.25) |
4.33 (3.85-4.81) |
4.22 (3.74-4.69) |
4.21 (3.73-4.70) |
4.64 (4.16-5.13) |
|
| BOPf |
BL |
0.06 |
2.25 (1.82-2.68) |
2.23 (1.80-2.65) |
2.34 (1.91-2.76) |
2.18 (1.74-2.61) |
2.30 (1.86-2.73) |
| IV |
0.11 |
1.59 (1.27-1.92) |
1.18 (0.86-1.50) |
1.06 (0.75-1.38) |
2.19 (1.87-2.52) |
2.52 (2.19-2.85) |
|
| CALg |
BL |
0.03 |
0.70 (0.52-0.88) |
0.73 (0.55-0.91) |
0.91 (0.73-1.08) |
0.95 (0.77-1.13) |
1.16 (0.98-1.34) |
| IV |
0.03 |
1.51 (1.25-1.76) |
1.63 (1.38-1.88) |
1.52 (1.27-1.76) |
1.34 (1.08-1.60) |
1.46 (1.21-1.72) |
|
| KBSh | BL |
0.09 |
9.85 (8.86-10.85) |
9.68 (8.69-10.67) |
9.23 (8.25-10.21) |
11.20 (10.20-12.20) |
9.13 (8.13-10.14) |
| IV | 0.34 | 17.80 (16.70-18.90) | 17.35 (16.26-18.45) | 18.56 (17.48-19.65) | 11.34 (10.23-12.44) | 9.54 (8.43-10.64) |
Note: All scores adjusted for sex, type of school and clustering effect using Generalized Estimating Equations, ‡Intraclass correlation coefficient.
aOral health knowledge (total score: 12); bKnowledge about gingivitis and oral cancer (total score: 5); cOral health behavior (total score: 12).
dOral hygiene status (total score: 12, indicates the number of sextants of oral cavity free of dental plaque, bleeding on probing and calculus).
ePlaque (total score: 12); fBleeding on probing (total score: 12); gCalculus (total score: 12); hOral health knowledge, oral health behavior and oral hygiene status (total score: 36).