A Single Surgeon’s Experience with Open, Laparoscopic, and Robotic Partial Nephrectomy
Table 1
Preoperative demographics.
Preoperative variable
OPN ( = 23)
LPN ( = 48)
RPN ( = 35)
value*
Mean age ± SD (years)
62 ± 10
56 ± 14
56 ± 14
0.20
Male/female
15/8
30/18
21/14
0.88
Mean BMI ± SD (kg/m2)
28.9 ± 7.9
31.9 ± 7.6
32.8 ± 14.7
0.37
Mean ASA score ± SD
2.4 ± 0.5
2.5 ± 0.5
2.5 ± 0.5
0.91
Mean GFR ± SD (mL/min)
71 ± 28
76 ± 25
96 ± 37
0.004
Mean hematocrit ± SD (%)
40 ± 4
43 ± 4
42 ± 4
0.09
Tumor laterality, left/right
10/13
24/24
15/20
0.81
Mean tumor size ± SD (cm)
3.8 ± 1.1
3.0 ± 1.9
3.6 ± 2.0
0.13
Mean nephrometry score ± SD
9.0 ± 2.2
8.7 ± 2.0
7.4 ± 2.1
0.01
OPN: open partial nephrectomy; LPN: laparoscopic partial nephrectomy; RPN: robotic partial nephrectomy; BMI: body mass index; ASA: American Society of Anesthesiologists; GFR: glomerular filtration rate; NS: not significant. *Statistical significance to <0.05.
