An observational cohort study on the effects of extended postoperative antibiotic prophylaxis on surgical-site infections in low- and middle-income countries.

"Disclosure Maia R. Nofal, Alex Y. Zhuang, Natnael Gebeyehu, Assefa Tesfaye, and Nichole Starr are or previously were Lifebox Safe Surgery Fellows. Tihitena Negussie Mammo is the Global Clinical Director at Lifebox. Senait Bitew Alemu is Lifebox’s Head of Program for East, Central, and Southern Africa. Thomas G. Weiser is a member of the Global Governance Council at Lifebox. The authors declare no other conflict of interest."

"Funding This study was funded in part by the Global Surgery Foundation, Royal College of Surgeons of Edinburgh, the UBS Optimus Foundation (Grant ID 50319) via a Gates Grand Challenge Grant, and Lifebox. Maia R. Nofal and Nichole Starr were supported by the National Institutes of Health Fogarty International Center Global Health Equity Scholars Program (NIH FIC TW010540). Alex Zhuang was supported by the National Institutes of Health Fogarty International Center Harvard-BU-Northwestern-UNM Consortium (NIH FIC TW010543)."