Table 1 The differences between open and robotic NSS groups in terms of clinical, surgical and functional results

Mean patient age (years)

55.3 ± 11.2

51 ± 13.3

0.04

Gender (M/F)

48/26

46/13

0.0992

Mean A.S.A. score

1.6 ± 0.7

1.5 ± 0.6

0.4

Mean R.E.N.A.L. score

7.6 ± 1.9

6.1 ± 1.7

0.0001

Mean P.A.D.U.A. score

8.5 ± 1.7

7.3 ± 1.5

0.0001

Mean C-index value

1.3 ± 0.6

1.5 ± 0.4

0.1

Operated side (R/L)

32/42

25/34

0.9197

Mean operative duration (min)

101.01 ± 32.1

143.7 ± 46.5

0.0001

Mean estimated blood loss amount (ml)

187.2 ± 128.5

201.1 ± 223.4

0.6

Mean WIT (min)

7.6 ± 9.5

8.3 ± 11.4

0.72

Mean pathological tumor diameter (cm)

4.2 ± 2.02

3.4 ± 2.4

0.04

Mean length of hospitalization (days)

4.3 ± 1.7

3.8 ± 1.2

0.02

Mean preoperative eGFR (ml/min/1.73 m²)

85.02 ± 22.2

89.8 ± 16.6

0.1

Mean postoperative eGFR (ml/min/1.73 m²)

76.1 ± 20.9

83.8 ± 16.6

0.02

Mean perioperative reduction in eGFR (ml/min/1.73 m²)

−8.90 ± 16.13

−6.01 ± 11.09

0.49

Complications, Clavien Grade: 2/3a/3b/4 (n)

15/5/5/1

13/2/2/0

0.5904