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. Author manuscript; available in PMC: 2012 Nov 1.
Published in final edited form as: Urology. 2011 Nov;78(5):1089–1094. doi: 10.1016/j.urology.2011.04.035

Table 3A.

Comparison of Nephrometry Score sum and individual components between patients who underwent radical nephrectomy versus partial nephrectomy

Partial
Nephrectomy
(n=407)
Radical
Nephrectomy
(n=208)
p-value
Nephrometry sum 7.49 (8, 1.89) 9.67 (10, 1.53) <0.0001
Mean (median, SD)

(R)adius (diameter) 1=90.1% 1=9.9% <0.001
2=56.3% 2=43.7%
3=18.9% 3=81.1%

(E)xophytic/endophytic 1=65.2% 1=34.8% 0.070
2=69.7% 2=30.3%
3=56.5% 3=43.5%

(N)earness of the tumor to the
collecting system or sinus
1=88.7% 1=11.3% <0.001
2=92.2% 2=7.8%
3=56.8% 3=43.2%

(A)nterior or (p)osterior or (x) a=71.7% a=28.3% <0.001
p=73.2% p=26.8%
x=35.6% x=64.4%

(L)ocation relative to the polar
lines
1=89.2% 1=10.8% <0.001
2=78.2% 2=21.8%
3=48.7% 3=51.3%

“H”ilar location (abutting main
artery or vein)
Hilar=42.7% Hilar=57.4% <0.001
Non-
hilar=72.4%
Non-
hilar=27.6%