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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)