57	56	1,345	584	683	78	242	1,003	761	24.0	(5.4)	10.4	(5.4)	12.2	(5.7)	1.4	(2.6)	4.3	(5.3)	17.9	(5.3)	13.6	(5.1)	36.8	63.2
58	66	1,539	634	871	34	340	1,245	905	23.3	(6.2)	9.6	(5.5)	13.2	(5.0)	0.5	(1.1)	5.2	(6.0)	18.9	(5.4)	13.7	(5.0)	33.7	66.3
59	59	1,441	678	685	78	257	1,020	763	24.4	(6.2)	11.5	(6.5)	11.6	(6.0)	1.3	(2.8)	4.4	(5.8)	17.3	(6.1)	12.9	(5.6)	39.9	60.1
60	65	1,490	673	742	75	347	1,164	817	22.9	(7.1)	10.4	(7.1)	11.4	(6.4)	1.2	(2.9)	5.3	(7.0)	17.9	(6.9)	12.6	(6.3)	36.6	63.4
61	83	1,921	786	1,010	125	440	1,575	1,135	23.1	(6.5)	9.5	(6.7)	12.2	(6.1)	1.5	(3.2)	5.3	(6.2)	19.0	(6.4)	13.7	(5.7)	33.3	66.7
62	89	2,011	983	974	54	520	1,548	1,028	22.6	(7.0)	11.0	(6.5)	10.9	(5.1)	0.6	(1.0)	5.8	(6.8)	17.4	(6.4)	11.6	(5.2)	38.8	61.2
63	110	2,528	1,120	1,301	107	600	2,008	1,408	23.0	(6.6)	10.2	(6.2)	11.8	(5.8)	1.0	(2.0)	5.5	(6.3)	18.3	(5.9)	12.8	(5.7)	35.8	64.2
64	93	1,963	972	922	69	679	1,670	991	21.1	(8.0)	10.5	(7.1)	9.9	(5.6)	0.7	(1.3)	7.3	(7.7)	18.0	(7.1)	10.7	(5.5)	36.8	63.2
65	69	1,603	767	744	92	364	1,200	836	23.2	(6.5)	11.1	(6.7)	10.8	(5.9)	1.3	(2.8)	5.3	(6.1)	17.4	(6.4)	12.1	(6.2)	39.0	61.0
66	69	1,399	629	704	66	550	1,320	770	20.3	(7.7)	9.1	(6.7)	10.2	(5.4)	1.0	(1.6)	8.0	(7.6)	19.1	(6.7)	11.2	(5.1)	32.3	67.7
67	93	1,928	801	1,046	81	714	1,841	1,127	20.7	(7.5)	8.6	(6.6)	11.2	(6.1)	0.9	(1.8)	7.7	(7.3)	19.8	(6.2)	12.1	(6.0)	30.3	69.7
68	78	1,520	621	827	72	687	1,586	899	19.5	(8.3)	8.0	(6.9)	10.6	(6.2)	0.9	(1.9)	8.8	(8.1)	20.3	(6.7)	11.5	(6.4)	28.1	71.9
69	86	1,933	950	887	96	518	1,501	983	22.5	(7.8)	11.0	(6.8)	10.3	(5.8)	1.1	(2.7)	6.0	(7.5)	17.5	(6.7)	11.4	(5.8)	38.8	61.2
70	101	1,771	760	921	90	1,096	2,107	1,011	17.5	(10.2)	7.5	(7.3)	9.1	(6.5)	0.9	(1.8)	10.9	(9.8)	20.9	(6.8)	10.0	(6.6)	26.5	73.5
71	94	1,764	730	935	99	895	1,929	1,034	18.8	(8.9)	7.8	(6.9)	9.9	(6.2)	1.1	(2.0)	9.5	(8.7)	20.5	(6.7)	11.0	(5.9)	27.5	72.5
72	85	1,449	575	805	69	947	1,821	874	17.0	(9.8)	6.8	(6.5)	9.5	(6.4)	0.8	(2.0)	11.1	(9.6)	21.4	(6.2)	10.3	(6.3)	24.0	76.0
73	79	1,359	575	704	80	868	1,652	784	17.2	(10.0)	7.3	(6.6)	8.9	(6.3)	1.0	(1.6)	11.0	(9.8)	20.9	(6.3)	9.9	(6.3)	25.8	74.2
74	85	1,346	544	682	120	1,057	1,859	802	15.8	(9.8)	6.4	(6.4)	8.0	(5.7)	1.4	(3.2)	12.4	(9.5)	21.9	(6.1)	9.4	(5.8)	22.6	77.4
75	77	1,419	494	847	78	768	1,693	925	18.4	(8.6)	6.4	(6.2)	11.0	(6.3)	1.0	(1.6)	10.0	(8.3)	22.0	(5.9)	12.0	(6.1)	22.6	77.4
76	77	1,124	378	696	50	1,056	1,802	746	14.6	(10.3)	4.9	(5.7)	9.0	(7.1)	0.6	(1.4)	13.7	(10.0)	23.4	(5.5)	9.7	(7.3)	17.3	82.7
77	63	830	272	513	45	944	1,502	558	13.2	(9.5)	4.3	(5.5)	8.1	(6.4)	0.7	(1.3)	15.0	(9.3)	23.8	(5.4)	8.9	(6.6)	15.3	84.7
78	73	1,134	360	689	85	931	1,705	774	15.5	(9.7)	4.9	(6.1)	9.4	(6.9)	1.2	(1.8)	12.8	(9.5)	23.4	(6.0)	10.6	(7.0)	17.4	82.6
79	50	797	319	416	62	611	1,089	478	15.9	(9.3)	6.4	(6.4)	8.3	(6.0)	1.2	(3.2)	12.2	(9.1)	21.8	(6.4)	9.6	(6.7)	22.7	77.3
80	74	937	340	488	109	1,149	1,746	597	12.7	(10.4)	4.6	(6.3)	6.6	(5.8)	1.5	(2.7)	15.5	(10.2)	23.6	(6.1)	8.1	(6.8)	16.3	83.7
81	53	569	154	341	74	935	1,350	415	10.7	(9.5)	2.9	(4.5)	6.4	(6.6)	1.4	(2.9)	17.6	(8.9)	25.5	(4.1)	7.8	(7.1)	10.2	89.8
82	39	468	132	300	36	636	972	336	12.0	(9.4)	3.4	(4.4)	7.7	(7.3)	0.9	(1.5)	16.3	(9.1)	24.9	(4.2)	8.6	(7.4)	12.0	88.0
83	32	508	200	252	56	402	710	308	15.9	(8.7)	6.3	(6.5)	7.9	(5.2)	1.8	(2.1)	12.6	(8.1)	22.2	(5.9)	9.6	(5.3)	22.0	78.0
84	27	257	90	151	16	505	672	167	9.5	(10.2)	3.3	(5.1)	5.6	(6.1)	0.6	(1.1)	18.7	(9.9)	24.9	(4.6)	6.2	(6.4)	11.8	88.2
85	28	307	54	236	17	483	736	253	11.0	(9.7)	1.9	(3.3)	8.4	(7.9)	0.6	(1.2)	17.3	(9.5)	26.3	(3.3)	9.0	(8.1)	6.8	93.2
86	21	213	46	155	12	378	545	167	10.1	(9.8)	2.2	(3.6)	7.4	(7.1)	0.6	(0.9)	18.0	(9.6)	26.0	(3.2)	8.0	(7.3)	7.8	92.2
87	16	74	14	50	10	373	433	60	4.6	(6.5)	0.9	(1.5)	3.1	(5.5)	0.6	(1.8)	23.3	(6.7)	27.1	(1.5)	3.8	(6.1)	3.1	96.9
88	10	67	12	45	10	216	271	55	6.7	(10.0)	1.2	(2.1)	4.5	(7.6)	1.0	(1.9)	21.6	(9.8)	27.1	(2.1)	5.5	(8.0)	4.2	95.8
89	9	112	28	47	37	140	224	84	12.4	(9.7)	3.1	(5.3)	5.2	(5.2)	4.1	(8.5)	15.6	(9.7)	24.9	(5.3)	9.3	(8.8)	11.1	88.9
90	5	70	11	52	7	71	130	59	14.0	(8.0)	2.2	(2.5)	10.4	(7.3)	1.4	(3.1)	14.2	(7.9)	26.0	(2.1)	11.8	(6

※（）内に標準偏差を示した. （）：Standard deviation

【注】割合は, 現在歯数と喪失歯数の合計値を分母として算出した.