Effects of health-promoting school strategy on dental plaque control and preventive behaviors in schoolchildren in high-caries, rural areas of Taiwan: a quasi-experimental design

Table 3 Regression-estimated difference in behavior among schoolchildren between the groups

Variables	IG		CG		aOR* (95% CI)
Variables	n	%	n	%	aOR* (95% CI)
Second grader
Brush before sleeping					1.00 (0.38–2.61)
Pre-test	30	68.18	35	71.43
Post-test	31	70.45	36	73.47
Toothbrush replaced regularly					1.70 (0.31–9.40)
Pre-test	36	81.82	32	65.31
Post-test	42	95.45	41	83.67
Brush with fluoride toothpaste					8.47 (0.90–79.75)
Pre-test	41	93.18	47	95.92
Post-test	43	97.73	44	89.8
Fourth grader
Brush before sleeping					0.78 (0.34–1.77)
Pre-test	33	49.25	24	44.44
Post-test	40	59.7	33	61.11
Toothbrush replaced regularly					1.15 (0.25–5.34)
Pre-test	59	88.06	47	87.04
Post-test	62	92.54	49	90.74
Brush with fluoride toothpaste					1.82 (0.64–5.23)
Pre-test	29	43.28	23	42.59
Post-test	49	73.13	32	59.26
Brush more than 2 min					1.07 (0.41–2.80)
Pre-test	28	41.79	16	29.63
Post-test	36	53.73	21	38.89
Regular dental visits					1.74 (0.76–3.98)
Pre-test	28	41.79	28	51.85
Post-test	42	62.69	32	59.26
Sixth grader
Brush before sleeping					2.99 (1.50–5.99)
Pre-test	21	45.65	42	67.74
Post-test	31	67.39	40	64.52
Toothbrush replaced regularly					0.63 (0.82–4.89)
Pre-test	41	89.13	60	96.77
Post-test	42	91.3	61	98.39
Brush with fluoride toothpaste					5.88 (2.31–14.93)
Pre-test	17	36.96	22	35.48
Post-test	36	78.26	23	37.1
Brush more than 2 min					1.15 (0.55–2.39)
Pre-test	21	45.65	16	25.81
Post-test	27	58.7	21	33.87
Regular dental visits					1.26 (0.49–3.23)
Pre-test	20	43.48	25	40.32
Post-test	27	58.7	31	50
Use floss at least once/day					2.70 (0.66–11.04)
Pre-test	7	15.22	6	9.68
Post-test	15	32.61	6	9.68

^*aOR: Adjusted for gender by logistic regression in GEE; Reference: Control group × Time (baseline)

ISSN: 1472-6831