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Clinical correlation with pN+ status
Series
PLND
No
LN Low Risk Interm Risk
High
Risk
Kawakami
2006 Ltd 5.7 0.87%
2%
7%
Abdollah
2010 Ltd 6.4 0.2%
1.5% 7.1%
Heidenriech 2008
Ext
21
5.8%
20%
55%
Studer
2008
Ext
20
3%
Briganti
2009
Ext
17.3
1.8%
8.2%
34%
Abdollah
2012
Ext
17.4
3.3%
8.7%
32%
Godoy
2011
Ext
16
1.7%
8.6%
24%
Mean occult +nodes approx:
3%
11%
36%