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. 2007 Jul 16;6:19. doi: 10.1186/1476-069X-6-19

Table 3.

ORs and 95%CI of sarcoma by ICD-IX code1 and levels of exposure, both sexes

Average exposure (fgr/m3)
ICD-IX code <4
Cases/Controls
OR (95% CI)		 4–6
Cases/Controls
OR (95% CI)		 ≥ 6
Cases/Controls
OR (95% CI)		 χ12 for trend
ICD-IX 171
(Cases/Controls: 81/190)		 25/80
1* 		39/93
1.35
(0.73 – 2.48)		 17/17
3.27
(1.35 – 7.93)
5.89
(p = 0.0152)
ICD-IX 173
(Cases/Controls: 17/43)		 5/12
1* 		10/20
0,04
(0.31 – 4.71)		 2/11
0.34
(0.03 – 3.43)
0.51
(p = 0.4758)
ICD-IX 158
(Cases/Controls: 21/49)		 6/14
1* 		12/27
1.06
(0.33 – 3.43)		 3/8
0.8
(0.14 – 4.45)
0.03
(p = 0.8625)
Visceral sites
(Cases/Controls: 53/123)		 19/55
1* 		22/52
1.24
(0.60 – 2.55)		 12/16
2.45
(0.96 – 6.28)
3.02
(p = 0.0823)

* Reference category

1ICD-IX 171: malignant neoplasm of connective and other soft tissue;

ICD-IX 173: malignant neoplasm of skin (other than melanoma of skin, Kaposi's sarcoma and skin of genital organs);

ICD-IX 158: malignant neoplasm of retroperitoneum and peritoneum.