Characterization of renal artery variation in patients with clear cell renal cell carcinoma and the predictive value of accessory renal artery in pathological grading of renal cell carcinoma: a retrospective and observational study

Table 4 Univariate and multivariate models for predicting high-grade ccRCC

Variables	Univariate analysis			Multivariate analysis
Variables	OR	95%CI	P value	OR	95%CI	P value
Sex, male/female	1.838	0.726–4.654	0.199
Age, years	1.017	0.971–1.066	0.477
BMI, kg/m²	0.954	0.823–1.106	0.533
Hypertension, yes/no	0.796	0.323–1.965	0.621
ARA on the affected kidney, presence/absence	8.254	2.907–23.437	0.000	4.242	1.350–13.331	0.013
Tumor location			0.113
Superior pole of kidney	reference	reference	reference
Middle pole of kidney	0.246	0.066–0.918	0.037
Inferior pole of kidney	0.619	0.220–1.741	0.364
Maximum tumor diameter, cm	1.700	1.300–2.224	0.000	1.536	1.170–2.017	0.002
Tumor growth pattern, exophytic/endogenetic	3.643	0.780–17.013	0.100

ISSN: 1471-2407