Adverse events of fecal microbiota transplantation: a meta-analysis of high-quality studies.

Background: Fecal microbiota transplantation (FMT) has shown excellent efficacy in treating infection, as well as promise in several other diseases. The heightened interest is accompanied by concerns over adverse events (AE) and safety. To further understand that in FMT, we performed a systematic review of the literature and a meta-analysis of high-quality, prospective randomized controlled trials FMT.