. Author manuscript; available in PMC: 2015 Jul 1.

Published in final edited form as: Int J Dent Hyg. 2014 Jul 29;13(1):65–73. doi: 10.1111/idh.12100

Table 2.

Pre- to post-intervention differences in parents’ confidence in brushing their child’s teeth, brushing frequency, knowledge of children’s oral health and attitudes towards brushing and caries

Variable	n	Pre % (count) or M (SD)	Post % (count) or M (SD)	P
Parents’ confidence and brushing frequency
Confidence for brushing twice a day (mean, SD)	47	8.40 (2.19)	9.47 (1.00)	<0.001^†
Brushes child’s teeth twice a day (%, count)	50	59% (26)	89% (41)	0.002^*
Knowledge of children’s oral health
Things to know inventory: TTK-15 (mean, SD)	48	2.25 (0.38)	2.62 (0.33)	<0.001^†
Attitudes towards brushing and caries
Importance and intention to brush (mean, SD)	49	4.33 (0.56)	4.60 (0.43)	0.003^†
Efficacy for tooth brushing (mean, SD)	49	4.18 (0.57)	4.42 (0.56)	0.005^†
Perceived seriousness of decay (mean, SD)	48	4.55 (0.46)	4.60 (0.46)	0.341^†
Tooth decay occurs by chance (mean, SD)	48	4.03 (0.65)	4.11 (0.67)	0.403^†

McNemar’s test with exact McNemar’s significance probability.

^†

Paired t-test.