Table 3 The baseline characteristics of the training and validation sets used in the prognostic model.
Characteristics | Training (N = 634) n (%) | Validation (N = 273) n (%) | P |
|---|---|---|---|
Race | 0.973 | ||
Black | 42 (6.6%) | 17 (6.2%) | |
Other race | 61 (9.6%) | 26 (9.5%) | |
White | 531 (83.8%) | 230 (84.3%) | |
Age | 0.384 | ||
Elder | 137 (22%) | 52 (19%) | |
Young | 497 (78%) | 221 (81%) | |
Sequence number | 0.430 | ||
1st of 2 or more primaries | 89 (14%) | 33 (12%) | |
One primary only | 545 (86%) | 240 (88%) | |
Marital | 0.050 | ||
Married | 322 (51%) | 158 (58%) | |
Other marital | 312 (49%) | 115 (42%) | |
Stage | 0.420 | ||
Distant | 34 (5.4%) | 13 (4.8%) | |
Localized | 454 (71.6%) | 207 (75.8%) | |
Regional | 146 (23%) | 53 (19.4%) | |
Surgery | 0.885 | ||
None | 22 (3.5%) | 10 (3.7%) | |
Yes | 612 (96.5%) | 263 (96.3%) | |
Radiation | 0.358 | ||
No Radiation | 467 (74%) | 209 (77%) | |
Radiation | 167 (26%) | 64 (23%) | |
Chemotherapy | 0.811 | ||
No/Unknown | 549 (87%) | 238 (87%) | |
Yes | 85 (13%) | 35 (13%) | |
RN examined | 0.615 | ||
No examined | 235 (37%) | 106 (39%) | |
Yes examined | 399 (63%) | 167 (61%) | |
T | 0.301 | ||
T1 | 488 (77%) | 219 (80.2%) | |
T2 | 69 (10.9%) | 27 (9.9%) | |
T3 | 73 (11.5%) | 23 (8.4%) | |
T4 | 4 (0.6%) | 4 (1.5%) | |
N | 0.113 | ||
N0 | 566 (89%) | 253 (92.7%) | |
N1 | 68 (11%) | 20 (7.3%) | |
M | 0.508 | ||
M0 | 602 (95%) | 262 (96%) | |
M1 | 32 (5.0%) | 11 (4.0%) | |
Primary site | 0.489 | ||
Endometrium | 608 (95.9%) | 259 (94.9%) | |
Ovary | 26 (4.1%) | 14 (5.1%) | |
