[FreeTally]

What is so hard to comprehend?

Thats what I am asking you. Two "scientific" studies, with random samples, will not yield so different results. First year statistic students know this.

[Brian Kopp DPM]

Wrong again...Do you want me to start posting medical journal articles now, or will you just take my word for it? First year stat students ain't medical epidemiologists, and you apparently have not studied many research articles comparing relative risks among similar cohorts.