Costs of laparoscopic and open liver and pancreatic resection: A systematic review

Table 2 Assessment of methodological quality

Ref.	Level of evidence	Measurements accuracy	Discounting	Sensitivity analysis	Translatability to other setting
Polignano et al[24]	3	●	-	□	○
Tsinberg et al[25]	3	●	-	□	○
Rowe et al[26]	3	●	-	□	○
Vanounou et al[27]	4	●	-	□	○
Nguyen et al[28]	4	●	-	□	○
Bhojani et al[29]	3	●	-	□	○
Stoot et al[30]	3	●	-	□	○
Abu Hilal et al[31]	3	●	-	□	○
Cannon et al[32]	4	●	-	□	○
Kim et al[33]	4	●	-	□	○
Eom et al[34]	4	●	-	□	○
Waters et al[35]	4	●	-	□	○
Fox et al[36]	4	●	-	□	○
Abu Hilal et al[37]	4	●	-	□	○
Limongelli et al[38]	4	●	-	□	○

●: Consistent with criteria, low risk of bias; ○: Partly consistent with criteria, unknown risk of bias; □: Not consistent with criteria, high risk of bias; -: Not applicable.