| |
Training cohort
|
Validation cohort
|
|---|
|
Age, year
|
55.53 ± 16.47
|
55.21 ± 16.53
|
|
Tumor size, cm
|
13.75 ± 8.48
|
13.53 ± 8.19
|
|
Race
|
|
Black
|
165
|
76
|
|
Other
|
131
|
51
|
|
White
|
1226
|
521
|
|
Sex
|
|
Female
|
646
|
284
|
|
Male
|
876
|
364
|
|
Histological type
|
|
Liposarcoma, NOS
|
181
|
73
|
|
Liposarcoma, well differentiated
|
538
|
230
|
|
Myxoid liposarcoma
|
443
|
198
|
|
Round cell liposarcoma
|
46
|
24
|
|
Pleomorphic liposarcoma
|
131
|
60
|
|
Mixed liposarcoma
|
62
|
27
|
|
Fibroblastic liposarcoma
|
2
|
2
|
|
Dedifferentiated liposarcoma
|
119
|
34
|
|
AJCC
|
|
I/II
|
1229
|
541
|
|
III/IV
|
293
|
107
|
|
T
|
|
T1
|
213
|
101
|
|
T2
|
1309
|
547
|
|
N
|
|
N0
|
1516
|
645
|
|
N1
|
6
|
3
|
|
M
|
|
M0
|
1498
|
628
|
|
M1
|
24
|
20
|
|
Surgery performed
|
1494
|
635
|
|
Radiotherapy performed
|
714
|
294
|
|
Chemotherapy performed
|
165
|
65
|
|
Primary site
|
|
Lower extremity
|
1333
|
557
|
|
Upper extremity
|
189
|
91
|
|
Grade
|
|
I
|
829
|
358
|
|
II
|
286
|
135
|
|
III
|
196
|
75
|
|
IV
|
211
|
80
|
