Table 5.

Effect of the intervention on Nigerian children's knowledge and behaviour.

	T0 + 3w			T0 + 8w			T0 + 24w
	n	OR	95% CI	N	OR	95% CI	n	OR	95% CI
Change to adequate frequency of brushing
Crude effect of the intervention	672	8.774	4.363-17.640	672	2.634	1.957-3.545	634	2.453	1.943-3.097
Adjusted effect*‡§‖		5.593	2.466-12.685		2.265	1.582-3.244		1.922	1.452-2.544
Change to adequate timing of brushing
Crude effect of the intervention	676	24.429	5.320-112.174	676	3.477	1.982-6.100	635	2.766	1.890-4.049
Adjusted effect*¶‖		16.125	1.923-135.192		2.888	1.206-6.913		1.681	0.983-2.875
Change to recognition everyday brushing important
Crude effect of the intervention	681	4.000	0.500-31.980	678	3.240	1.166-9.003	639	1.817	0.826-4.000
Adjusted effect†‖		2.806	0.176-44.750		2.381	0.599-9.462		2.383	0.497-1.144
Change to being aware of adequate frequency of toothbrushing
Crude effect of the intervention	640	1.139	0.542-2.394	636	1.091	0.779-1.530	604	0.777	0.607-0.993
Adjusted effect†§¶‖		0.505	0.150-1.705		0.608	0.344-1.076		0.529	0.356-0.785
Change to fluoride toothpaste
Crude effect of the intervention	679	8.810	4.330-17.925	675	1.821	1.245-2.662	636	1.925	1.459-2.539
Adjusted effect*†¶‖		6.272	2.692-14.610		1.428	0.914-2.230		1.730	1.234-2.425

CI = confidence interval; n, number of children (control/intervention); OR = odds ratio.

^⁎Children's grade.

^†Children's age.

^‡Children's adequacy of brushing timing at baseline.

^§Children's usage of flour toothpaste at baseline.

^¶Children's adequacy of brushing frequency at baseline.

^‖School location (rural vs urban).