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. Author manuscript; available in PMC: 2022 Dec 1.
Published in final edited form as: Urology. 2021 Aug 8;158:125–130. doi: 10.1016/j.urology.2021.07.026

Table 1.

Baseline patient and renal mass characteristics by biopsy complexity

Patient characteristic Description Non-complex Complex p value
Total, n (%) Number, proportion 127 (42%) 179 (58%)
Complexity by component, n (%) Number, proportion None

  1. Small <2cm: 29 (16%)

  2. Endophytic (E3): 77 (43%)

  3. Hilar (h): 58 (32%)

  4. Partially endophytic (E2) and anterior: 62 (35%)
Age at biopsy, median (IQR) Years 72 (63–79) 68 (61–75) 0.03
Gender, n (%) Female 40 (32) 58 (32) 0.90
Male 87 (69) 121 (68)
Nephrometry score, median (IQR) Scale 1–10 7 (6–9) 9 (7–10) <0.001
BMI, median (IQR)* Score 31 (28–36) 28 (26–34) 0.003
Race, n (%) White 112 (88) 161 (90) 0.84
Black 13 (10) 16 (9)
Other 2 (2) 2 (1)
Charlson Comorbidity Index, median (IQR) Score 0–24 5 (4–7) 5 (4–6) 0.055
Management type, n (%) Surveillance 31 (24) 38 (21) 0.051
Ablation 22 (17) 15 (8.4)
Partial Nx 45 (35) 68 (38)
Radical Nx 29 (23) 58 (32)

IQR = interquartile range; Nx = nephrectomy