Trial By Error: REGAIN Team Responds to Criticism with Unconvincing Defenses of Methodological Missteps
By David Tuller, DrPH In recent weeks, I have been urging The BMJ to correct a flawed University of Warwick trial of an online mental and physical health rehab program for people with prolonged symptoms at least three months after hospitalization for Covid-19. The primary outcome was health-related quality of life, assessed with a measure …