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Table 1 Clinical and demographic characteristics of patients with ESC from SEER database, 2004–2015

From: Nomogram to predict overall survival based on the log odds of positive lymph nodes for patients with endometrial carcinosarcoma after surgery

Variables All subjects (n = 715) Training cohort (n = 499) Validation cohort (n = 216) P value
Age (years) 63.38 ± 11.43 63.52 ± 11.31 63.05 ± 11.70 0.469
Race     0.675
 White 483 341 142  
 Black 144 100 44  
 Other 88 58 30  
Tumor size (mm)     0.354
  ≤ 58 mm 342 233 109  
 >58 mm 373 266 107  
FIGO2009     0.550
 I 385 266 119  
 II 55 36 19  
 III 196 144 52  
 IV 79 53 26  
Examined nodes 17.63 ± 12.97 18.75 ± 13.33 18.36 ± 12.61 0.486
PLNN     0.709
 1 205 141 64  
 2 510 358 152  
LNR     0.792
 1 207 143 64  
 2 508 356 152  
LODDS     0.991
 1 222 155 67  
 2 493 344 149  
Histology grade     0.751
 I 19 12 7  
 II 53 39 14  
 III 256 184 72  
 IV 179 124 55  
 unknow 208    
Peritoneal Cytology     0.837
 positive 101 68 33  
 negative 444 311 133  
 unknow 170 120 50