Study	Reason for exclusion
Al‐Tawfiq 2007	Excluded owing to study design ‐ retrospective. For details, see Table 5
Almirante 2006	Excluded owing to study design ‐ prospective cohort. For details, see Table 2
Anaissie 1996	Excluded owing to study design ‐ case‐control study. For details, see Table 4
Anaissie 1998	Excluded owing to study design ‐ retrospective cohort. For details, see Table 3
Arnold 2010	Excluded owing to study design ‐ retrospective cohort. For details, see Table 3
Asmundsdottir 2005	Excluded owing to study design ‐ retrospective cohort. For details, see Table 5
Bassetti 2015	Excluded owing to study design ‐ retrospective cohort. For details, see Table 5
Benjamin 2000	Excluded owing to study design ‐ retrospective cohort. For details, see Table 6
Benjamin 2006	Excluded owing to study design ‐ prospective cohort. For details, see Table 6
Bigni 2007	Excluded owing to study design ‐ prospective cohort. For details, see Table 2
Chakrabarti 2003	Excluded owing to study design ‐ case‐control study. For details, see Table 6
Chakrabarti 2015	Excluded owing to study design ‐ prospective cohort. For details, see Table 1
Chalmers 2011	Excluded owing to study design ‐ retrospective cohort. For details, see Table 5
Chan 2015	Excluded owing to study design ‐ retrospective cohort. For details, see Table 6
Charles 2003	Excluded owing to study design ‐ retrospective cohort. For details, see Table 3
Chen 2015	Excluded owing to study design ‐ retrospective cohort. For details, see Table 3
Choi 2009	Excluded owing to study design ‐ retrospective cohort. For details, see Table 3
Clancy 2000	Excluded owing to study design ‐ retrospective case series. For details, Table 4
Dato 1990	Excluded owing to study design ‐ retrospective cohort. For details, see Table 6
De Rosa 2015	Excluded owing to study design ‐ retrospective cohort. For details, see Table 3
Devrim 2014	Excluded owing to study design ‐ retrospective cohort. For details, see Table 6
Donowitz 1995	Excluded owing to study design ‐ case series. For details, see Table 6
Echave 2010	Excluded owing to study design ‐ retrospective cohort. For details, see Table 6
Eppes 1989	Excluded owing to study design ‐ retrospective cohort. For details, see Table 6
Erard 2010	Excluded owing to study design ‐ prospective cohort. For details, see Table 1
Farmakiotis 2015	Excluded owing to study design ‐ retrospective cohort. For details, see Table 5
Fernández‐Ruiz 2014	Excluded owing to study design ‐ prospective cohort. For details, see Table 2
Fernández‐Ruiz 2015	Excluded owing to study design ‐ prospective cohort. For details, see Table 2
Fisher 2015	Excluded owing to study design ‐ prospective cohort. For details, see Table 6
Gamaletsou 2014	Excluded owing to study design ‐ case‐control study. For details, see Table 4
Garnacho‐Montero 2013	Excluded owing to study design ‐ prospective cohort. For details, see Table 1
Gürcüoğlu 2010	Excluded owing to study design ‐ retrospective cohort. For details, see Table 3
Inoue 1995	Excluded owing to study design ‐ retrospective cohort. For details, see Table 3
Kabbani 2014	Excluded owing to study design ‐ prospective cohort. For details, see Table 2
Karadag‐Oncel 2015	Excluded owing to study design ‐ retrospective cohort. For details, see Table 6
Karlowicz 2000	Excluded owing to study design ‐ retrospective cohort. For details, see Table 6
Kibbler 2003	Excluded owing to study design ‐ prospective cohort. For details, see Table 2
Kuse 2007	Excluded owing to study design ‐ randomized clinical trial with other intervention. Catheter management not randomized. For details, see Table 1
Labelle 2008	Excluded owing to study design ‐ retrospective cohort. For details, see Table 5
Lai 2012	Excluded owing to study design ‐ retrospective cohort. For details, see Table 3
Launay 1998	Excluded owing to study design ‐ retrospective cohort. For details, see Table 3
Liu 2009	Excluded owing to study design ‐ retrospective cohort. For details, see Table 3
Luzzati 2000	Excluded owing to study design ‐ retrospective cohort. For details, see Table 3
Marriott 2009	Excluded owing to study design ‐ prospective cohort. For details, see Table 1
Meltem 2015	Excluded owing to study design ‐ retrospective cohort. For details, see Table 3
Murthy 2008	Excluded owing to study design ‐ retrospective cohort. For details, see Table 5
Nguyen 1995	Excluded owing to study design ‐ prospective cohort. For details, see Table 2
Nucci 1998	Excluded owing to study design ‐ prospective cohort. For details, see Table 2
Nucci 2010	Excluded owing to study design ‐ randomized clinical trial with other intervention. Catheter management not randomized. For details, see Table 1
Pasqualotto 2007	Excluded owing to study design ‐ retrospective cohort. For details, see Table 3
Pasqualotto 2008	Excluded owing to study design ‐ retrospective cohort. For details, see Table 6
Patel 2005	Excluded owing to study design ‐ prospective cohort. For details, see Table 1
Patino 2012	Excluded owing to study design ‐ retrospective cohort. For details, see Table 3
Puig‐Asensio 2014a	Excluded owing to study design ‐ prospective cohort. For details, see Table 1
Puig‐Asensio 2014b	Excluded owing to study design ‐ prospective cohort. For details, see Table 2
Ridola 2004	Excluded owing to study design ‐ retrospective cohort. For details, see Table 6
Rodriguez 2005	Excluded owing to study design ‐ retrospective cohort. For details, see Table 5
Rodriguez 2007	Excluded owing to study design ‐ retrospective cohort. For details, see Table 3
San Miguel 2006	Excluded owing to study design ‐ retrospective cohort. For details, see Table 6
Shorr 2011	Excluded owing to study design ‐ retrospective cohort. For details, see Table 5
Stamos 1995	Excluded owing to study design ‐ retrospective cohort. For details, see Table 6
Takakura 2004	Excluded owing to study design ‐ retrospective cohort. For details, see Table 5
Takesue 2015	Excluded owing to study design ‐ retrospective cohort. For details, see Table 3
Talarmin 2009	Excluded owing to study design ‐ prospective cohort. For details, see Table 2
Tang 2014	Excluded owing to study design ‐ retrospective cohort. For details, see Table 3
Tang 2015	Excluded owing to study design ‐ retrospective cohort. For details, see Table 3
Taur 2010	Excluded owing to study design ‐ retrospective cohort. For details, see Table 5
Tsai 2011	Excluded owing to study design ‐ retrospective cohort. For details, see Table 3
Viudes 2002	Excluded owing to study design ‐ retrospective cohort. For details, see Table 5
Vogiatzi 2013	Excluded owing to study design ‐ retrospective cohort. For details, see Table 6
Wang 2014	Excluded owing to study design ‐ retrospective cohort. For details, see Table 5
Weinberger 2005	Excluded owing to study design ‐ prospective cohort. For details, see Table 2
Zaoutis 2004	Excluded owing to study design ‐ retrospective cohort. For details, see Table 6