Skip to main content

Table 2 Percentage of children demonstrating brushing skills by dentition segments, before and after program

From: Oral health promotion for schoolchildren – evaluation of a pragmatic approach with emphasis on improving brushing skills

segment N before after difference 95% Confidence Interval
A – labial anterior 196 92.3% 98.5% 6.2% 3.4 – 10.0
B – buccal maxillary 196 63.8% 94.4% 30.6% 24.5 – 37.3
C – buccal mandibular 196 61.7% 92.9% 31.1% 24.9 – 37.9
D – occlusal 193 32.1% 87.0% 54.9% 47.9 – 61.8
E – lingual maxillary anterior 194 10.3% 61.9% 51.6% 44.5 – 58.5
F – lingual mandibular anterior 195 9.7% 55.9% 46.2% 39.2 – 53.2
G – lingual maxillary posterior 196 8.7% 43.4% 34.7% 28.3 – 41.6
H – lingual mandibular posterior 195 8.2% 43.1% 34.9% 28.4 – 41.8
  1. Statistical analysis by McNemar test, comparing yes/no before vs. yes/no after, adjusted by the Holms method for multiple testing:
  2. A: for males and total not significant, for females: p = 0.002
  3. B-H: for males, females and total: p < 0.001
  4. Missing data from 1–3 children, for segments: D, E, F, H