Table 3.

Adjusted factors of oncological outcomes.

Study	Adjusted factors
Lee et al. [32]	Age, BMI, sex, tumour size, cellular grade, and pathologic stage
Antonelli et al. [25]	Age, sex, tumour size, pathologic stage, and surgical margin status
Cai et al. [26]	Age, ASA score, and pathologic stage
Dash et al. [27]	Age, grade, stage, tumour size, and vascular invasion
Jang et al. [30]	Age, sex, comorbidities, BMI, tumour size and depth, histologic type, and preoperative eGFR
Milonas et al. [33]	Age, tumour size, pathologic stage, ASA score, and tumour grade
Thompson et al. [34]	Age, CCI, pathologic stage, tumour size, histological subtype, and chronic kidney disease
Weight et al. [22]	Age, tumour size, presence of contralateral disease, solitary kidney status, and CCI
Roos et al. [19]	Age, symptoms at presentation, type of surgery, tumour size, and ASA score

ASA score, American Society of Anesthesiologists score; CCI, Charlson comorbidity index; ECOG score, Eastern Cooperative Oncology Group score; BMI, body mass index; eGFR, estimated glomerular filtration rate.