Dr. Berger responded to my post with another TweetStorm.
It starts here:
Dr. Topf's argument is summarized very well by his concluding paragraph. In short, there is nothing wrong in modeling estimated GFR based on "physiologic differences between the races."/2 pic.twitter.com/dvBSk77JYu
— Zackary Berger (@DrZackaryBerger) April 3, 2018
It’s worth the read.