Table 1.

Distribution of caries (mean ± SD), by DMFT, D, M and F, at baseline (BL) and after 5 years (Y5), by selected age groups.

Age (yrs)			DMFT*		D		M		F
BL	Y5	N	BL	Y5	BL	Y5	BL	Y5	BL	Y5
6	11	48	0.10 ± 0.59	0.31 ± 0.97	0.10 ± 0.59	0.24 ± 0.72	0	0.02 ± 0.23	0	0.04 ± 0.26
12	17	81	0.61 ± 1.52	0.81 ± 1.75	0.61 ± 1.52	0.75 ± 1.60	0	0.04 ± 0.44	0	0.01 ± 0.11
18	23	32	1.09 ± 1.76	1.34 ± 2.13	0.93 ± 1.62	1.00 ± 1.62	0.15 ± 0.51	0.25 ± 0.84	0	0.09 ± 0.53
35–44	40–49	85	2.41 ± 3.23	4.23 ± 4.31	1.88 ± 2.80	3.02 ± 3.18	0.51 ± 1.11	1.14 ± 1.86	0.01 ± 0.10	0.07 ± 0.25
51+	56+	42	3.71 ± 4.84	7.00 ± 6.83	1.69 ± 2.49	3.76 ± 3.57	2.00 ± 3.16	3.19 ± 4.59	0.02 ± 0.15	0.04 ± 0.30

*p < 0.001 for all selected age groups, according to two tailed t test