Table 2.

Multivariable competing risks regression incorporating all factors shown in the table as well as study center

	Preoperative eGFR ≥ 60		Preoperative eGFR < 60
	HR (95% CI)	p-value	HR (95% CI)	p-value
Age at surgery	1.00 (0.99-1.00)	0.400	0.99 (0.99-1.00)	0.170
Sex		0.001		0.730
Male	1.00		1.00
Female	1.33 (1.13–1.57)		1.03 (0.86–1.25)
Diabetes	0.90 (0.71–1.14)	0.390	0.95 (0.76–1.19)	0.670
Hypertension	1.09 (0.91–1.30)	0.370	1.12 (0.90–1.41)	0.310
Tumor size (cm)	1.06 (1.04–1.08)	<.001	1.04 (1.02–1.06)	0.001