Epidemiology and Risk Factors of Tooth Loss among Iranian Adults: Findings from a Large Community-Based Study

Table 1

Distribution of the number of missing teeth across the different age groups.

Age group	Number (%) of lost teeth
	0	<6	≥6	Edentulous
19–24	182 (61.3)	113 (38.8)	2 (7)	0 (0)
25–29	639 (54.2)	538 (45.6)	2 (2)	0 (0)
30–34	608 (39.9)	874 (57.4)	38 (2.5)	3 (2)
35–39	412 (27.7)	986 (66.1)	78 (5.2)	15 (1)
40–44	294 (21.7)	888 (65.5)	139 (10.3)	35 (2.6)
45–49	125 (15.9)	497 (63.3)	121 (15.4)	42 (5.4)
50+	80 (13.1)	336 (55.3)	122 (20.1)	70 (11.5)