Meenakshi Bewtra of the Perelman School of Medicine and lead author of the study cited says, “We often think of surgery as being more ‘dangerous’ in patients who are older but this study shows that surgery is quite the opposite.”
http://www.newsworks.org/index.php/health-science/item/84181-for-ulcerative-colitis-penn-researchers-find-surgery-provides-survival-benefit-over-drugs Newsworks (WHYY-FM)