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|
Variables
|
Type
|
Total (n=1015)
|
Validation (n=405)
|
Train (n=610)
|
P value
|
|---|
|
Age
|
<20
|
484 (47.68%)
|
201 (49.63%)
|
283 (46.39%)
|
0.535
|
|
20–49
|
327 (32.22%)
|
123 (30.37%)
|
204 (33.44%)
| |
|
≥50
|
204 (20.1%)
|
81 (20%)
|
123 (20.16%)
| |
|
Sex
|
Male
|
547 (53.89%)
|
230 (56.79%)
|
317 (51.97%)
|
0.1484
|
|
Female
|
468 (46.11%)
|
175 (43.21%)
|
293 (48.03%)
| |
|
Race
|
White
|
753 (74.19%)
|
304 (75.06%)
|
449 (73.61%)
|
0.346
|
|
Black
|
164 (16.16%)
|
58 (14.32%)
|
106 (17.38%)
| |
|
Other
|
98 (9.66%)
|
43 (10.62%)
|
55 (9.02%)
| |
|
Size
|
<5
|
142 (13.99%)
|
56 (13.83%)
|
86 (14.1%)
|
0.514
|
|
5–10
|
427 (42.07%)
|
179 (44.2%)
|
248 (40.66%)
| |
|
≥10
|
446 (43.94%)
|
170 (41.98%)
|
276 (45.25%)
| |
|
Primary site
|
External
|
768 (75.67%)
|
320 (79.01%)
|
448 (73.44%)
|
0.0695
|
|
Axial
|
130 (12.81%)
|
49 (12.1%)
|
81 (13.28%)
| |
|
Other
|
117 (11.53%)
|
36 (8.89%)
|
81 (13.28%)
| |
|
Grade
|
High
|
128 (12.61%)
|
51 (12.59%)
|
77 (12.62%)
|
1
|
|
Low
|
887 (87.39%)
|
354 (87.41%)
|
533 (87.38%)
| |
|
T
|
T1
|
419 (41.28%)
|
167 (41.23%)
|
252 (41.31%)
|
0.8028
|
|
T2
|
570 (56.16%)
|
226 (55.8%)
|
344 (56.39%)
| |
|
T3
|
26 (2.56%)
|
12 (2.96%)
|
14 (2.3%)
| |
|
Surgery
|
No
|
95 (9.36%)
|
36 (8.89%)
|
59 (9.67%)
|
0.7569
|
|
Yes
|
920 (90.64%)
|
369 (91.11%)
|
551 (90.33%)
| |
