Table 1 Patient demographics and clinical characteristics
All (%) | Era 1 (%) | Era 2 (%) | |
|---|---|---|---|
All patients (%) | 146 (100) | 64 (44) | 82 (56) |
Age, median (range) y | 61 ± 12 | 57 ± 12 | 64 ± 11 |
(24–82) | (35–83) | (24–82) | |
Sex | |||
Male | 97 (66) | 42 (66) | 55 (67) |
Female | 49 (34) | 22 (34) | 27 (33) |
Side | |||
Right | 82 (56) | 34 (53) | 48 (59) |
Left | 64 (44) | 30 (47) | 34 (41) |
Race or ethnic group | |||
Caucasian | 96 (66) | 41 (64) | 55 (67) |
Hispanic | 25 (17) | 15 (23) | 10 (12) |
Black | 15 (10) | 4 (6) | 11 (13) |
Other | 10 (7) | 4 (6) | 6 (7) |
Presenting symptoms | |||
Asymptomatic | 22 (15) | 7 (11) | 15 (18) |
Flank pain | 56 (38) | 27 (42) | 29 (35) |
Hematuria | 67 (46) | 34 (53) | 33 (40) |
Weight loss | 43 (30) | 16 (25) | 27 (33) |
Lower extremity swelling | 13 (9) | 6 (9) | 7 (9) |
Change in appetite | 13 (9) | 4 (6) | 9 (11) |
Feeling of fullness | 9 (6) | 4 (6) | 5 (6) |
Distended subcutaneous veins | 2 (1) | 0 (0) | 2 (2) |
DVT/PE | 8 (6) | 4 (6) | 4 (5) |
Smoking | 51 (35) | 14 (22) | 37 (45) |
BMI median | 28 ± 5.6 | 28 ± 4.9 | 26 ± 6.0 |
(range) | (17–56) | (19–46) | (17–56) |
Obese (BMI ≥ 30) | 34 (23) | 17 (27) | 17 (21) |
ECOG | |||
0 | 27 (18) | 17 (27) | 10 (12) |
1 | 93 (64) | 43 (67) | 50 (61) |
2 | 20 (14) | 2 (3) | 18 (22) |
3 | 6 (4) | 2 (3) | 4 (5) |
ASA | |||
2 | 51 (35) | 24 (38) | 27 (33) |
3 | 73 (50) | 32 (50) | 41 (50) |
4 | 22 (15) | 8 (12) | 14 (17) |