Does liver cirrhosis affect the surgical outcome of primary colorectal cancer surgery? A meta-analysis

Table 1 Characteristics of the studies included in the meta-analysis

Author	Year published	Country	Study design	Study date	Sample size		Postoperative complications Clavien-Dindo classification (I/II/III/IV/V)		NOS
Author	Year published	Country	Study design	Study date	Cirrhotic group	Non-cirrhotic group	Cirrhotic group	Non-cirrhotic group	NOS
Shin et al. [15]	2020	Korea	Retrospective	2008–2013	453	906	II/III	II/III	8
Lacatus et al. [21]	2018	Romania	Retrospective	2005–2014	68	136	I/II/III/IV/V	I/II/III/IV/V	7
Han et al. [4]	2017	Korea	Retrospective	2002–2010	55	220	Unknown	Unknown	7
Sabbagh et al. [14]	2016	France	Retrospective	2006–2014	40	80	Unknown	Unknown	7
Montomoli et al. [22]	2013	Denmark	Retrospective	1996–2009	158	369	III/IV/V	III/IV/V	8

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