2. Methods of insertion, catheter types and other interventions on the incidence of peritonitis and peritonitis rate.

Name of studies	Relative risk	95% CI	P value
Peritonitis
Methods of catheter implantation
Chen 2014a	1.41	0.25 to 7.91	0.69
Turner 1992	1.20	0.59 to 2.42	0.61
Sun 2015a	0.93	0.48 to 1.80	0.82
Zhang 2016	0.39	0.11 to 1.42	0.15
Zhu 2015	0.81	0.41 to 1.61	0.55
Qian 2014	0.21	0.03 to 1.61	0.13
Akcicek 1995	0.60	0.20 to 1.81	0.36
Types of catheter
Eklund 1997	0.82	0.50 to 1.35	0.44
Al‐Hwiesh 2016	0.34	0.07 to 1.59	0.17
Winch 2000	0.80	0.29 to 2.21	0.67
Trooskin 1990	0.78	0.6 to 1.69	0.53
Other intervention
SIPROCE 1997	0.90	0.49 to 1.66	0.73
Turner 1992	1.20	0.59 to 2.42	0.61
Peritonitis rate (patient‐month)
Methods of catheter implantation
Chen 2014a	1.40	0.23 to 8.34	0.71
Voss 2012	0.67	0.38 to 1.18	0.16
Types of catheters
Al‐Hwiesh 2016	0.34	0.07 to 1.69	0.19
Winch 2000	0.69	0.19 to 2.53	0.57

CI: confidence interval