Posted by Jack (209.139.59.230) on December 18, 2001 at 18:50:13:
In Reply to: Assuming you're correct posted by Todd on December 18, 2001 at 18:43:10:
It could very well be environmental.
It could be that this statistical correlation is due to common potty training methods within families
:-)
or
Socioeconomic factors
or
Latitude
or
Longitude
or
Ingesting the same heavy metals
But I doubt it
I hereby commission you to study familial incidence while controlling for environment. :-)