Age, period and cohort analysis of patient dental visits in Australia

Table 1 Number of dentists by age group and time of data collection (unweighted data)

Age group (years)	1983		1988		1993		1998		2003		2009		All
Age group (years)	N	(%)	N	(%)	N	(%)	N	(%)	N	(%)	N	(%)	N	(%)
20-24	6	1.7	24	5.2	18	4.2	15	3.3	17	3.3	16	2.6	96	3.4
25-29	62	17.8	77	16.7	62	14.6	69	15.4	60	11.8	98	15.6	428	15.2
30-34	64	18.3	94	20.4	69	16.2	62	13.8	78	15.3	107	17.1	474	16.8
35-39	49	14.0	73	15.8	86	20.2	84	18.7	62	12.2	87	13.9	441	15.6
40-44	43	12.3	49	10.6	55	12.9	80	17.8	98	19.2	64	10.2	389	13.8
45-49	29	8.3	46	10.0	48	11.3	54	12.0	84	16.5	78	12.4	339	12.0
50-54	27	7.7	27	5.9	31	7.3	37	8.2	54	10.6	82	13.1	258	9.1
55-59	40	11.5	26	5.6	19	4.5	24	5.4	29	5.7	45	7.2	183	6.5
60-64	16	4.6	27	5.9	18	4.2	9	2.0	14	2.8	34	5.4	118	4.2
65-69	7	2.0	11	2.4	13	3.1	4	0.9	8	1.6	12	1.9	55	1.9
70-74	4	1.2	5	1.1	3	0.7	10	2.2	2	0.4	3	0.5	27	1.0
75-79	1	0.3	0	0.0	3	0.7	0	0.0	4	0.8	0	0.0	8	0.3
80-84	1	0.3	1	0.2	0	0.0	1	0.2	0	0.0	1	0.2	4	0.1
85-89	0	0.0	1	0.2	0	0.0	0	0.0	0	0.0	0	0.0	1	0.0
Total	349	100.	461	100	425	100	449	100	510	100	627	100.	2821	100

ISSN: 1472-6963