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Table 1 Demographics stratified by group

From: Economics of the Management of Craniospinal Chordoma and Chondrosarcoma and the feasibility of the bundled payment model

  Chordoma / chondrosarcoma   
Variable Group 1 Group 2 Group 3 p-value Combined cohort
Skull and face Vertebral column Sacrum/ coccyx
Total N = 2041 n = 1214 (69.1%) n = 297 (16.9%) n = 246 (14%) N = 1757
Demographics
 Age     <.0001  
  Mean (SD) 57.4 (15.8) 49.5 (17) 47.9 (17.2)   54.8 (16.7)
  Median (IQR) 58 (49, 69) 52 (37, 62) 49 (35, 61)   56 (45, 65)
  Range, min-max) 18–96 18–88 18–89   18–96
 Gender: female, n (%) 519 (42.7%) 144 (48.4%) 109 (44.3%) 0.2018 772 (43.9%)
 Insurance     <.0001  
  Commercial, n (%) 726 (59.8%) 203 (68.3%) 181 (73.5%)   1110 (63.1%)
  Medicaid, n (%) 144 (11.8%) 42 (14.1%) 30 (12.2%)   216 (12.2%)
  Medicare, n (%) 344 (28.3%) 52 (17.5%) 35 (14.2%)   431 (24.5%)
 Elixhauser index     0.054  
  1, n (%) 415 (34.1%) 85 (28.6%) 72 (29.2%) 0.054 572 (32.5%)
  2, n (%) 468 (38.5%) 123 (41.4%) 87 (35.3%)   678 (38.5%)
  3+, n (%) 1214 (17%) 297 (15.3%) 246 (14.1%)   1757 (28%)