"The Median Isn't the Message" by Stephen Jay Gould

http://www.cancerguide.org/median_not_msg.html

This is a tale of statistics which is only one issue out of many that illustrates the limitations of the medical literature.

I note that the three known researchers here in this little sandbox, two of whom are in the medical field, are among the most sanguine about the limitations of the medical literature.

I also note that those with no training view the medical literature as near gospel and that it can be understood at its deepest levels by literally anyone.

There is a reason that explains both observations.