Effectiveness of oral health education intervention among 12–15-year-old school children in Dharan, Nepal: a randomized controlled trial

Table 6 Mean, median and IQR of DMFT at baseline, 3 months and 6 months after intervention in control and experimental group (N = 202)

Group	Baseline			3 months			6 months			% change
Group	Mean ± SD	Median	IQR	Mean ± SD	Median	IQR	Mean ± SD	Median	IQR	% change
Experimental group	0.78 ± 1.41	0	1	1.41 ± 2.45	1	2	1.55 ± 2.87	1	2	98.71
Control (N = 103)	0.92 ± 1.52	0	1	1.80 ± 3.55	1	2	2.23 ± 4.27	1	3	142.39
U value	4792.00			4906.00			4633.50
P^γ	0.413			0.623			0.237

ISSN: 1472-6831