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Table 1 Preoperative baseline characteristics of patients and tumors

From: Predictors of postoperative renal functional damage after nephron-sparing surgery

Parameters

Value

Patients

 Sex (n)

 Male

39

 Female

12

 Age (mean ± standard deviation, years)

54.2 ± 13.9

Tumors

 Location (n)

 Left

28

 Right

23

 Diameter (mean ± standard deviation, cm)

3.1 ± 1.8

 Maximum diameter (n)

 Φ ≤ 1 cm

8

 1 cm < Φ ≤ 4 cm

28

 Φ > 4 cm

15

 Depth (n)

 Exophytic (> 50% of the tumor circumference outside of renal parenchyma)

12

 Central (≈ 50% of the tumor circumference outside of renal parenchyma)

26

 Intraparenchymal (< 50% of the tumor circumference outside of renal parenchyma)

13

 GFR of tumor-involved kidney (mean ± standard deviation, ml/min)

45.9 ± 9.3

 Pathology (n)

 Malignant

40

 Benign

11