1. Description of studies included in the review.

Study	Country	Study design	Time frame	No. of participants	Follow‐up duration
Bhalla 2017	USA	Retrospective cohort (SC)	2011‐2014	419	Not reported
Brabo 2018	Brazil	Prospective cohort (SC)	Not reported	40	6 months
Ghaffari 2015	USA	Prospective cohort (SC)	2010‐2013	124	Average 810 days
Jin 2016	China	Retrospective cohort (SC)	2013‐2014	178	At least 30 days (up to Jan 2016)
Koch 2012	Germany	Retrospective cohort (SC)	2005‐2010	123	6 months
Lobbedez 2008	France	Prospective cohort study (SC)	2004‐2006	60	Till 31 December 2006
Wang 2017	USA	Retrospective cohort (SC)	2015‐2016	47	HD: 60 months PD: 46 months

SC: single‐centre; HD: haemodialysis; PD: peritoneal dialysis