Table 1.

Study characteristics for distal pancreatomy procedures

Study name	GRADEpro certainty	Procedure type	Study type	No. of cases	Matching	Mean age, years	Study quality
Barrie et al. 2015 [8]	⨁⨁⨁◯ MODERATE	L	RP	25	1,4,5,6	54	******
Belgaumkar et al. 2016* [26]	⨁⨁⨁◯ MODERATE	L	P	94			****
Benizri et al. 2014 [12]	⨁⨁◯◯ LOW	R	RP	11	1,2,3,4,5,6,7	51.6	*****
Braga et al. 2012 [9]	⨁⨁⨁⨁ HIGH	L	P	30	1,2,3,4,6,8	55.5	*******
De Rooij et al. 2017 [33]	⨁⨁⨁◯ MODERATE	L	RP	111	1,3,4,5,6,	62	*****
Hua et al. 2017 [34]	⨁⨁⨁◯ MODERATE	L	RP	211	1,2,3,4,5,6,7,		******
Kim et al. 2018 [10, 17]	⨁⨁⨁⨁ HIGH	L	R	83	1,2,4,5,6,7	54.8	*******
Napoli et al. 2015 [13]	⨁⨁⨁⨁ HIGH	R	RP	55	1,2,3,4,6,7,	56.6	******
Ricci et al. 2014	⨁⨁⨁◯ MODERATE	L	R	32	1,2,3,4,5,6,7	57	*******
Shakir et al. 2015 [14]	⨁⨁⨁⨁ HIGH	R	RP	100	1,2,3,4,5,6,7,8	60.13	*****
Shyr et al. 2018 [15]	⨁⨁⨁⨁ HIGH	R	P	70	1,2,3,6	55	*****

Matching: 1, age; 2, BMI; 3, ASA; 4, gender; 5, tumour size; 6, pathology; 7, prior surgery; 8, Pre-op albumin. Study type: R, retrospective; P, prospective; RP, retrospective evaluation of prospectively collected data. Procedure type: L, laparoscopic; R, robotic. Studies marked * are conference abstracts