## 【目次へ戻る】

表 I-2-2 1人平均健全菌数(シーラント有無別)・処置菌数(処置の内容別)・未処置菌数(う蝕の程度別)、性・年齢別(1～15歳未満・乳菌)

Table I–2–2 Mean number of sound (with or without dental sealants), filled (filling or crown) and decayed (Ci or Ch) primary teeth, by sex and age (1~14 years of age)

年齢	被調査者数	總數	健全齢Mean number of sound teeth	処置齢Mean number of filled teeth	未処置齢Mean number of decayed teeth
シーラントなしWithout dental sealants	シーラントありWith dental sealants
白濁·白斑·着色	白濁·白斑·着色
Age	Number of subjects	Total	なしNot Colored	ありColored	なしNot Colored	ありColored	なしTotal	充填齢filling	金属冠crown	総数Total	軽度(Ci)(Ci)	重度(Ch)(Ch)
総数Total	総数Total	620	9.1 (7.6)	8.8 (7.5)	0.2 (0.8)	0.1 (0.6)	0.0 (0.2)	1.2 (2.1)	1.1 (2.0)	0.1 (0.4)	0.7 (1.9)	0.6 (1.6)	0.1 (0.7)
1	32	12.2 (4.0)	12.1 (4.0)	0.2 (0.6)	- (-)	- (-)	- (-)	- (-)	- (-)	0.0 (0.2)	0.0 (0.2)	- (-)
2	45	18.0 (1.8)	17.7 (2.3)	0.3 (1.2)	- (-)	- (-)	0.0 (0.3)	0.0 (0.3)	- (-)	0.3 (0.9)	0.3 (0.9)	- (-)
3	45	18.9 (2.2)	18.1 (3.2)	0.4 (1.5)	0.3 (1.3)	0.1 (0.4)	0.4 (1.5)	0.4 (1.5)	0.0 (0.1)	0.5 (1.4)	0.3 (0.8)	0.2 (1.2)
4	43	17.1 (4.6)	16.6 (4.9)	0.5 (1.4)	- (-)	- (-)	0.9 (2.1)	0.9 (1.9)	0.0 (0.3)	2.0 (4.1)	1.6 (3.2)	0.4 (1.4)
5	43	17.3 (3.2)	16.9 (3.7)	0.2 (0.7)	0.2 (0.8)	- (-)	1.1 (2.1)	1.1 (2.1)	- (-)	1.2 (2.2)	1.2 (2.2)	- (-)
総数Total	6	41	13.5 (4.5)	12.9 (4.4)	0.2 (0.6)	0.3 (1.1)	0.1 (0.5)	2.0 (2.5)	1.8 (2.5)	0.1 (0.6)	1.7 (2.7)	1.4 (2.3)	0.3 (0.9)
7	55	9.3 (4.5)	9.0 (4.4)	0.2 (0.6)	0.1 (0.6)	- (-)	2.7 (2.7)	2.5 (2.6)	0.2 (0.5)	1.5 (2.7)	1.2 (2.0)	0.3 (1.0)
8	47	8.9 (4.2)	8.7 (4.2)	0.0 (0.2)	0.1 (0.9)	- (-)	2.2 (2.7)	2.0 (2.6)	0.2 (1.1)	0.8 (1.6)	0.6 (1.3)	0.2 (0.7)
9	61	5.8 (4.2)	5.4 (4.1)	0.3 (1.0)	0.1 (0.3)	- (-)	2.6 (2.7)	2.5 (2.6)	0.2 (0.5)	0.9 (1.6)	0.7 (1.5)	0.2 (0.5)
10	48	3.3 (3.4)	3.1 (3.3)	0.2 (0.7)	0.0 (0.3)	- (-)	1.8 (2.0)	1.7 (2.0)	0.1 (0.3)	0.4 (0.9)	0.3 (0.8)	0.0 (0.2)
11	47	1.4 (2.7)	1.4 (2.7)	- (-)	- (-)	- (-)	0.7 (1.4)	0.7 (1.3)	0.1 (0.3)	0.3 (0.7)	0.2 (0.6)	0.0 (0.2)
12	41	0.6 (1.8)	0.4 (1.3)	0.2 (0.9)	0.0 (0.2)	- (-)	0.2 (0.5)	0.2 (0.5)	- (-)	0.1 (0.4)	0.1 (0.4)	- (-)
13	41	0.1 (0.4)	0.1 (0.4)	- (-)	- (-)	- (-)	- (-)	- (-)	- (-)	0.0 (0.3)	0.0 (0.3)	- (-)
14	31	- (-)	- (-)	- (-)	- (-)	- (-)	0.0 (0.2)	0.0 (0.2)	- (-)	0.0 (0.2)	0.0 (0.2)	- (-)
男Male	総数Total	315	8.6 (7.5)	8.4 (7.4)	0.2 (0.9)	0.0 (0.4)	0.0 (0.1)	1.2 (2.1)	1.1 (2.0)	0.1 (0.3)	0.8 (1.9)	0.6 (1.5)	0.2 (0.7)
1	25	11.8 (3.9)	11.6 (3.8)	0.2 (0.7)	- (-)	- (-)	- (-)	- (-)	- (-)	0.0 (0.2)	0.0 (0.2)	- (-)
2	23	18.1 (2.0)	17.7 (2.7)	0.5 (1.7)	- (-)	- (-)	- (-)	- (-)	- (-)	0.2 (0.9)	0.2 (0.9)	- (-)
3	15	18.9 (2.3)	18.1 (2.9)	0.7 (2.1)	- (-)	0.1 (0.5)	0.1 (0.5)	0.1 (0.5)	- (-)	0.7 (2.1)	0.1 (0.5)	0.5 (2.1)
4	19	17.5 (3.7)	17.3 (3.6)	0.3 (0.9)	- (-)	- (-)	1.1 (2.3)	1.0 (2.0)	0.1 (0.5)	1.4 (2.8)	1.3 (2.5)	0.1 (0.5)
5	24	17.1 (3.2)	16.8 (3.8)	0.2 (0.7)	0.1 (0.6)	- (-)	1.5 (2.5)	1.5 (2.5)	- (-)	1.3 (2.3)	1.3 (2.3)	- (-)
6	16	14.0 (5.6)	13.7 (5.4)	0.3 (0.6)	- (-)	- (-)	1.6 (2.5)	1.4 (2.4)	0.2 (0.8)	1.9 (3.2)	1.4 (2.4)	0.4 (1.0)
7	23	8.3 (4.7)	7.9 (4.5)	0.3 (0.9)	- (-)	- (-)	3.1 (2.5)	2.9 (2.5)	0.2 (0.5)	2.5 (3.3)	2.0 (2.5)	0.5 (1.4)
8	22	9.1 (4.2)	8.8 (4.2)	0.0 (0.2)	0.3 (1.3)	- (-)	2.2 (2.6)	2.2 (2.6)	- (-)	1.1 (1.7)	0.8 (1.2)	0.4 (1.0)
9	32	6.1 (4.3)	5.6 (4.1)	0.3 (0.9)	0.2 (0.4)	- (-)	2.8 (2.7)	2.6 (2.6)	0.3 (0.7)	1.1 (1.5)	0.8 (1.2)	0.3 (0.7)
10	29	4.1 (3.8)	4.0 (3.7)	0.1 (0.4)	- (-)	- (-)	2.0 (2.2)	1.9 (2.1)	0.1 (0.3)	0.4 (1.0)	0.4 (1.0)	0.0 (0.2)
11	21	1.5 (3.0)	1.5 (3.0)	- (-)	- (-)	- (-)	0.6 (1.3)	0.6 (1.3)	- (-)	0.3 (0.9)	0.3 (0.7)	0.0 (0.2)
12	26	0.7 (2.2)	0.5 (1.6)	0.3 (1.2)	- (-)	- (-)	0.1 (0.4)	0.1 (0.4)	- (-)	0.1 (0.4)	0.1 (0.4)	- (-)
13	22	0.0 (0.2)	0.0 (0.2)	- (-)	- (-)	- (-)	- (-)	- (-)	- (-)	0.1 (0.4)	0.1 (0.4)	- (-)
14	18	- (-)	- (-)	- (-)	- (-)	- (-)	0.1 (0.2)	0.1 (0.2)	- (-)	0.1 (0.2)	0.1 (0.2)	- (-)