Table 4.
Effect sizes (β)* of different OHE strategies (95% CI) at evaluation IV
| Dentist-led | Teacher-led | Peer-led | Self-learning | |
|---|---|---|---|---|
| OHKa |
1.90 (1.53-2.36) |
1.90 (1.53-2.36) |
1.99 (1.61-2.47) |
1.12 (0.87-1.45) |
| KGOb |
2.77 (1.86-4.13) |
2.12 (1.40-3.20) |
2.79 (1.87-4.15) |
1.08 (0.65-1.80) |
| OHBc |
2.18 (1.96-2.43) |
2.14 (1.92-2.38) |
2.37 (2.13-2.64) |
1.24 (1.09-1.41) |
| OHSd |
1.58 (1.30-1.91) |
1.47 (1.21-1.79) |
1.51 (1.25-1.84) |
1.22 (0.98-1.50) |
| PLQe‡ |
0.81 (0.69-0.96) |
0.93 (0.80-1.09) |
0.91 (0.78-1.06) |
0.91 (0.78-1.06) |
| BOPf‡ |
0.63 (0.50-0.80) |
0.47 (0.35-0.63) |
0.42 (0.30-0.58) |
0.87 (0.71-1.06) |
| CALg‡ |
1.03 (0.81-1.31) |
1.12 (0.89-1.41) |
1.04 (0.82-1.32) |
0.92 (0.71-1.19) |
| KBSh | 1.87 (1.64-2.13) | 1.82 (1.59-2.08) | 1.95 (1.71-2.22) | 1.19 (1.02-1.38) |
*The estimates are the exponentiated risk ratios (RR for control group: 1). All values adjusted for sex, type of school and clustering effect using Generalized Estimating Equations.
OHE: Oral health education; CI: Confidence Interval.
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 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).
‡The lower the value the better it is.