From: The role of a pseudocapsula in thymic epithelial tumors: outcome and correlation with established prognostic parameters. Results of a 20-year single centre retrospective analysis
Masaoka
n
R0-status
N1
M1
Recurrence
5-year survival (%)
I
42
42 (100%)
0 (0%)
97.6
II
19
18 (94.7%)
1 (5.3%)
94.7
III
9
6 (66.7%)
66.7
IV
14
5 (35.7%)
6 (42.8%)
8 (57.1)
1 (7%)
64.3