Gastrectomy for patients with gastric cancer and non-uremic renal failure

Table 1 Preoperative patients’ characteristics

	G1	G2	P-value
Number	110	37
Sex (male/female)	80/30	27/10	P = 0.98 (χ2)
Age	66.6 ± 9.4	73.2 ± 9.4	P < 0.001
BMI	22.2 ± 3.3	21.5 ± 3.6	P = 0.24
BUN (mg/dL)	13.5 ± 4.0	17.0 ± 4.6	P < 0.001
Cr (mg/dL)	0.7 ± 0.2	0.9 ± 0.2	P < 0.001
Ccr (mL/min)	82.5 ± 15.9	38.1 ± 8.8	P < 0.001

Statistical analyses were performed by Mann-Whitney U test, except sex. χ²: Chi-square test.