CI	Confidence Interval
GRADE	Grading of Recommendations Assessment, Development and Evaluation
HCC	Hepatocellular Carcinoma
MRSA	Methicillin-resistant Staphylococcus aureus
OR	Odds Ratio
PHLF	Post-Hepatectomy Liver Failure
PICOS	Patients, Intervention, Comparison, Outcome, Study design
POA	Postoperative Antibiotics
POD	Postoperative Day
PRISMA	Preferred Reporting Items for Systematic Review and Meta-Analysis
RCT	Randomized Controlled Trial
RoB2	Risk of Bias
ROBINS-I	Risk of Bias in Non-randomized Studies of Interventions
SSI	Surgical Site Infections