Table 1.

Distribution of participants with congenitally missing permanent teeth (CMPT), control sample of nonaffected children (control), and evaluated sample across different age groups.

Age group (years)	Males				Females				Total
	N CMPT	N	%	N CONTROL	N CMPT	N	%	N CONTROL	N CMPT	N	%	N CONTROL
6.0–6.9	4	46	8.7	4	3	54	5.6	3	7	100	7.0	7
7.0–7.9	13	168	7.7	13	18	72	25.0	18	31	240	12.9	31
8.0–8.9	27	150	18.0	27	26	149	17.4	26	53	299	17.7	53
9.0–9.9	15	315	4.8	15	32	167	19.2	32	47	482	9.8	47
10.0–10.9	21	390	5.4	21	35	328	10.7	35	56	718	7.8	56
11.0–11.9	26	286	9.1	26	33	408	8.1	35	59	694	8.5	59
12.0–12.0	21	200	10.5	21	22	400	5.5	22	43	600	7.2	43
13.0–13.9	12	588	2.0	12	16	268	6.0	16	28	856	3.3	28
14.0–14.0	8	117	6.8	8	7	216	3.2	7	15	333	4.5	15
15.0–15.9	2	40	5.0	2	4	68	5.9	4	6	108	5.6	6
Total	149	2300	6.5	149	196	2130	9.2	196	345	4430	7.8	345

N _CMPT, a number of participants with CMPT; N_CONTROL, a number of nonaffected participants; N, a total number of participants.