The Moseley study found no significant difference between those in the arthroscopic lavage and debridement arm of the study and those in the sham surgery arm.
It would be unwise medically, economically, or ethically to ignore medical details and rely instead on crude placeholders such as age in attempting to use resources most efficiently and effectively.
An adolescent patient with poor social support who has already lost one transplanted kidney due to complications of nonadherence may not automatically be inappropriate to list for a second transplant if he can prove his ability to adhere to the demands of a dialysis regimen.