Table 2 Comparisons of patients' characteristics between first- and second-generation surgeons
Surgeon's experience | 1–50 | 51–100 | 101–150 | ||||||
|---|---|---|---|---|---|---|---|---|---|
First | Second | p | First | Second | p | First | Second | p | |
Number of patients | 100 | 100 | 98 | 100 | 50 | 81 | |||
Age, yr | 60 (51–67) | 55 (45–67) | 0.141 | 58 (47–66) | 64 (52–70) | 0.04 | 59 (46–67) | 59 (46–66) | 0.737 |
BMI, kg/m.2 | 24.1 (22.6–26.1) | 23.2 (21.6–26.6) | 0.459 | 23.9 (21.6–26.9) | 23.4821.8–26.39 | 0.255 | 23 (21.1–26.8) | 24.3 (21.7–26.7) | 0.819 |
Preop eGFR, ml/min/1.72 m.2 | 66.3 (58.4–76.1) | 68.2 (56.2–80.8) | 0.446 | 70.8 (55.9–78.7) | 65.8 (56.4–75.3) | 0.503 | 70.9 (60.1–82.3) | 696 (59.1–79.9) | 0.38 |
Tumor size, mm | 28 (22–35) | 30 (20–41) | 0.265 | 30 (22–38) | 28 (18–42) | 0.603 | 30 (21–36) | 26 (18–44) | 0.486 |
RENAL-NS | 0.0791 | 0.9809 | 0.1287 | ||||||
Low (4,5,6) | 41 (41) | 53 (53) | 33 (34) | 35 (35) | 12 (24) | 32 (40) | |||
Intermediate (7,8,9) | 48 (48) | 43 (43) | 55 (56) | 55 (55) | 29 (48) | 41(51) | |||
High (10) | 11 (11) | 4 (4) | 10 (10) | 10 (10) | 9 (18) | 8 (10) | |||
ASA score | 0.2190 | 0.2927 | 0.9405 | ||||||
1 | 25 (25) | 16 (16) | 15 (15) | 21 (21) | 10 (20) | 18 (22) | |||
2 | 71 (71) | 77 (77) | 72 (73) | 73 (73) | 36 (72) | 56 (69) | |||
3 | 4 (4) | 7 (7) | 11 (11) | 6 (6) | 4 (8) | 7 (9) | |||