The impact of psychological distress on weight regain in post-bariatric patients during the COVID-19 pandemic: A latent profile analysis

•Focus on post-bariatric patients at the 12–18 months follow-up during the lockdown.•Weight outcomes and psychological distress in post-bariatric patients examined.•Identification of a risk group of post-bariatric patients reporting high distress.•This group reported weight regain compared to the low distress group.•Intervention mitigating psychological distress in at-risk patients needed.