Laparoscopic liver resection for colorectal liver metastases — short- and long-term outcomes: A systematic review

Table 1 Study details of studies concerning outcomes

Ref.	Year	Country	Study design	Number of patients	Age in yr
Abu Hilal et al[24]	2012	United Kingdom	Retrosp.	83	66 (32-85)
Abu Hilal et al[71]	2010	United Kingdom	Retrosp.	50	66 (17)1
Allard et al[60]	2015	France	Retrosp., PSM	176	65.1 ± 11
Barkhatov et al[25]	2016	Norway	Retrosp.	144	69 (30-89)
Beard et al[43]	2015	United States	Retrosp., PSM	115	61 ± 12
Beppu et al[72]	2015	Japan	Retrosp., PSM	171	-
Berardi et al[73]	2017	Belgium, Norway, United Kingdom, Italy	Retrosp.	1048	-
Castaing et al[32]	2009	France	Retrosp.	60	62 ± 11
Chen et al[74]	2018	China	Retrosp.	156	-
Cheung et al[48]	2013	China	Retrosp., case-matched control	20	57.5 (42-74)
Cipriani et al[75]	2015	United Kingdom	Retrosp.	142	-
Cipriani et al[29]	2016	United Kingdom	Retrosp., PSM	133	-
D’Hondt et al[76]	2018	Belgium	Retrosp.	136	-
de’Angelis et al[44]	2015	France	Retrosp., PSM	52	63 (32-81)
Efanov et al[77]	2018	Russia	Retrosp., PSM	60	-
Eveno et al[78]	2016	France, Spain, United Kingdom, Germany, Canada, Switzerland	Retrosp., PSM	585	-
Fretland et al[12]	2019	Norway	RCT	133	-
Fretland et al[9]	2018	Norway	RCT	133	67 ± 8
Goumard et al[45]	2018	United States	Retrosp., PSM	43	59 (26-78)
Guerron et al[50]	2013	United States	Retrosp.	40	66.2 ± 1.9
Hirokawa et al[79]	2014	United States	Retrosp., matched-pair	46	-
Inoue et al[80]	2013	Japan	Retrosp.	23	66.1 ± 9.6
Iwahashi et al[81]	2014	United States	Retrosp., matched-pair	21	67.5 (47-92)
Karagkounis et al[46]	2016	United States	Retrosp., case-control	65	64 (54-71)1
Kasai et al[82]	2018	Belgium	RCT	20	65.2 (40.4-86.1)
Kazaryan et al[26]	2010	Norway	Retrosp.	107	-
Kazaryan et al[83]	2010	Norway	Retrosp.	96	-
Kubota et al[51]	2014	Japan	Retrosp.	43	64.4 ± 11.4
Langella et al[52]	2015	Italy	Retrosp., case-control	37	63 (37-86)
Lewin et al[84]	2016	Australia	Retrosp., PSM	146	-
Martínez-Cecilia et al[30]	2017	United Kingdom, Italy, France, Belgium, Norway	Retrosp., PSM	225	75 (70-87)1
Nguyen et al[31]	2009	United States, France	Retrosp.	109	63 (32-88)
Nomi et al[27]	2016	France, Japan	Retrosp., case-matched	120	61 (26-89)
Postriganova et al[28]	2014	Norway	Retrosp.	155	66 (35-84)
Qiu et al[41]	2013	China	Retrosp., comparative cohort	30	52.5 ± 11.5
Ratti et al[53]	2018	Italy	Retrosp., PSM	104	62 (35-81)
Robles-Campos et al[49]	2019	Spain	RCT	96	66 (58-72)1
Shelat et al[85]	2015	Singapore	Retrosp.	22	-
Shim et al[54]	2018	South Korea	Retrosp.	22	65.5 ± 8.9
Tabchouri et al[70]	2018	France	Retrosp.	302	64.4 ± 11.1
Tohme et al[55]	2015	United States	Retrosp., case-matched	66	62.1 (11.2)1
Topal et al[86]	2012	Belgium	Retrosp.	81	64.3 (35.4-83)
Vibert et al[87]	2006	France	Retrosp.	37	-
Yue et al[39]	2018	China	Retrosp.	78	74 (70-78)
Yun et al[88]	2012	South Korea	Retrosp.	23	-
Zeng et al[56]	2016	China	Retrosp., PSM	79	69 (65-75)
Andorra et al[89]	2013	Spain	Retrosp.	21	-
Abu Hilal et al[90]	2011	United Kingdom	Retrosp., case-control	21	64 (26-82)
Nomi et al[57]	2015	France	Retrosp., case-matched	93	64 (32-85)
Topal et al[58]	2013	Belgium	Retrosp., case-matched	20	-
Vavra et al[63]	2015	Czech Republic, United Kingdom	Prosp., cohort	25	62.1 ± 10.3
Montalti et al[91]	2016	Belgium	Retrosp., PSM	44	-
Okuno et al[42]	2018	United States	Retrosp., PSM	29	54 (27-78)
Portigliotti et al[92]	2017	France, Italy	Retrosp.	78	62.3 (37.8-86.0)
Scuderi et al[93]	2017	Belgium, Norway, Italy, United Kingdom, Spain, France	Retrosp., PSM	49	-
Efanov et al[94]	2020	Russia	Retrosp. PSM	51	59 (41-84)
Aghayan et al[47]	2017	Norway	Retrosp.	296	66 (29-89)
Montalti et al[33]	2015	Belgium	Retrosp.	114	66.4 ± 0.89
Okumura et al[95]	2019	France	Retrosp., PSM	82	65 (33-83)
Martínez-Cecilia et al[62]	2018	United Kingdom, Spain	Retrosp.	21	-
Berti et al[40]	2015	Germany	Retrosp.	35	71 (35-82)
Dagher et al[61]	2016	United States	Retrosp., PSM	89	66.6 ± 10.8
Ferretti et al[64]	2015	France, United States, Italy, South Korea	Retrosp.	142	66 (32-85)
Jung et al[96]	2014	South Korea	Retrosp., case-match	24	60 (43-75)
Ratti et al[65]	2016	Italy	Retrosp., PSM	25	60 (37-80)
Shin et al[34]	2019	South Korea	Retrosp., PSM	109	56 ± 11
van der Poel et al[97]	2019	The Netherlands, Belgium	Retrosp., PSM	61	64 ± 13.1
Xu et al[35]	2018	China	Retrosp. PSM	20	58.2 ± 10.66
Okumura et al[59]	2019	France	Retrosp., PSM	38	62 (32-85)
Nomi et al[36]	2016	France	Retrosp.	208	-
Hallet et al[37]	2017	France	Retrosp,. PSM	27	63.6 (59.0-70.9)
van der Poel et al[38]	2019	United Kingdom	Retrosp., PSM	271	63 ± 11

¹Interquartile range.

Numbers are presented as median (range) or mean ± SD unless otherwise indicated. Prosp.: Prospective; PSM: Propensity score-matched; RCT: Randomized controlled trial; Retrosp.: Retrospective.