Reductions in dental decay in 3-year old children in Greater Glasgow and Clyde: repeated population inspection studies over four years

Table 2 Mean d₃mft (number of decayed, missing or filled teeth) in Greater Glasgow and Clyde, Scotland

Year		mean (standard deviation) for each SIMD*
	1	2	3	4	5	Total	Weighted 95% CI
2006/7	1.5 (3.0)	1.3 (2.7)	0.9 (2.2)	0.7 (1.8)	0.3 (1.2)	1.1 (2.5)	1.1: 1.0, 1.2
2007/8	1.4 (2.9)	0.9 (2.0)	0.9 (2.2)	0.5 (1.6)	0.5 (1.5)	1.0 (2.4)	1.0: 0.9, 1.1
2008/9	1.0 (2.3)	0.7 (1.9)	0.4 (1.4)	0.4 (1.3)	0.2 (0.9)	0.7 (1.9)	0.6: 0.6, 0.7
2009/10	0.5 (1.2)	0.4 (1.1)	0.3 (0.9)	0.2 (0.8)	0.1 (0.4)	0.4 (1.1)	0.4: 0.3, 0.4

Abbreviations: CI, confidence interval.
* SIMD = Scottish index of multiple deprivation, 1 = most deprived, 5 = least deprived

ISSN: 1472-6831