Skip to main content
. 2008 May 13;98(11):1852–1856. doi: 10.1038/sj.bjc.6604370

Table 4. Aetiologic fractions.

Exposure Aetiologic fractiona (%) Aetiologic fractionb (%)
Barium meal 7.8 5.8
Barium enema 10.6 4.4
IVP kidney 6.4 7.0
Hip and pelvic x-ray 23.7 21.3
Upper leg x-ray 4.9 7.8
a

Not controlled for confounding.

b

Controlled for family history.