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Table 3 Outcome comparison among groups (12 months follow up)

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

  Chordoma / chondrosarcoma   
Group 1 Group 2 Group 3 p-value Combined cohort
Variable Skull and face Vertebral column Sacrum/ coccyx
Total N = 2041 n = 1214 (69.1%) n = 297 (16.9%) n = 246 (14%) N = 1757
Index hospitalization outcomes
 Length of stay, median (IQR) 4 (2, 8) 6 (3, 10) 7 (3, 13) <.0001 5 (2, 9)
 Prolonged LOS (> Q3 + 1.5*IQR), n (%) 54 (4.4%) 23 (7.7%) 10 (4%) 0.0501 87 (4.9%)
 Payment, median (IQR) 35,490 (19,358, 70,885) 40,476 (17,262, 111,365) 44,038 (21,954, 93,871) 0.0024 37,575 (19,307, 81,444)
 Discharge home, n (%) 1087 (89.5%) 222 (74.7%) 179 (72.7%) <.0001 1488 (84.6%)
 Complications, n (%) 368 (30.3%) 105 (35.3%) 107 (43.5%) 0.0002 580 (33%)
Post discharge outcomes, 30 days
 ER admission, n (%) 118 (9.7%) 35 (11.7%) 44 (17.8%) 0.001 197 (11.2%)
 Hospital re-admission, n (%) 126 (10.3%) 69 (23.2%) 75 (30.4%) <.0001 270 (15.3%)
 Complications, n (%) 214 (17.6%) 72 (24.2%) 73 (29.6%) <.0001 359 (20.4%)
Post discharge outcomes, 3 months
 Hospital admissions
  Admitted, n (%) 251 (20.6%) 114 (38.3%) 110 (44.7%) <.0001 475 (27%)
  # readmissions, median (IQR) 0 (0, 0) 0 (0, 1) 0 (0, 2) <.0001 0 (0, 1)
  Payments, median (IQR), for Admitted 24,116 (11,216, 56,575) 40,277 (17,418, 90,354) 42,242 (24,991, 122,030) <.0001 33,756 (14,227, 75,308)
 Outpatient services
  # services, median (IQR) 67 (24, 126) 58 (29, 106) 64 (29, 122) 0.4646 65 (26, 122)
  Payments, median (IQR) 20,522 (4201, 55,275) 14,050 (4283, 36,340) 13,280 (4199, 33,430) 0.0026 17,476 (4203, 48,565)
 Medication refills
  # refills, median (IQR) 8 (2, 16) 8 (2, 17) 10 (1, 17) 0.64 8 (2, 16)
  Payments, median (IQR) 405 (24, 1149) 389 (0, 1977) 676 (11, 2243) 0.0072 417 (19, 1355)
 Overall payments, median (IQR) 27,590 (6011, 68,534) 25,968 (7250, 76,901) 35,819 (8071, 87,857) 0.0446 28,292 (6591, 71,439)
Post discharge outcomes, 6 months
 Hospital admissions
  Admitted, n (%) 368 (30.3%) 134 (45.1%) 137 (55.6%) <.0001 639 (36.3%)
  # readmissions, median (IQR) 0 (0, 1) 0 (0, 1) 1 (0, 2) <.0001 0 (0, 1)
  Payments, median (IQR), for Admitted 26,702 (10,917, 64,297) 46,796 (17,418, 119,961) 51,364 (24,491, 145,701) <.0001 363,19 (13,396, 84,076)
 Outpatient services
  # services, median (IQR) 113 (50, 189) 105 (53, 190) 119 (59, 202) 0.1221 112 (52, 192)
  Payments, median (IQR) 35,221 (10,151, 79,143) 25,831 (9187, 69,684) 26,880 (8842, 65,760) 0.0661 31,478 (9713, 76,301)
 Medication refills
  # refills, median (IQR) 15 (5, 27) 13 (2, 30) 19 (4, 34) 0.1484 15 (4, 28)
  Payments, median (IQR) 804 (75, 2198) 759 (13, 3411) 1458 (86, 4692) 0.0024 869 (60, 2587)
 Overall payments, median (IQR) 48,508 (15,360, 99,994) 49,425 (13,997, 129,738) 60,853 (17,459, 158,391) 0.0063 51,088 (15,378, 109,462)
Post discharge outcomes, 12 months
 Hospital admissions
  Admitted, n (%) 538 (44.3%) 157 (52.8%) 159 (64.6%) <.0001 854 (48.6%)
  # readmissions, median (IQR) 0 (0, 1) 1 (0, 2) 1 (0, 4) <.0001 0 (0, 1)
  Payments, median (IQR), for Admitted 30,079 (11,720, 70,475) 53,276 (16,831, 128,733) 71,960 (27,585, 211,350) <.0001 41,437 (14,960, 104,371)
 Outpatient services
  # services, median (IQR) 166 (90, 276) 165 (92, 285) 211 (111, 328) 0.0002 173 (93, 287)
  Payments, median (IQR) 51,375 (18,632, 105,100) 40,646 (16,729, 113,428) 48,804 (20,146, 100,134) 0.5921 49,700 (17,715, 105,100)
 Medication refills
  # refills, median (IQR) 26 (8, 49) 22 (5, 51) 33 (10, 59) 0.0389 26 (8, 51)
  Payments, median (IQR) 1477 (189, 4113) 1470 (70, 7827) 2499 (203, 8708) 0.0005 1573 (161, 5102)
 Overall payments, median (IQR) 72,294 (28,832, 146,914) 76,827 (28,237, 193,631) 101,475 (39,062, 244,231) <.0001 77,225 (29,520, 163,677)
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