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Table 2 Mean costs per patient (AU $)

From: Economic evaluation of an extended nutritional intervention in older Australian hospitalized patients: a randomized controlled trial

Costsa

Control

Intervention

Difference (Bootstrapped 95% CI)

Base Case Analysis (imputed cases)b

n

Mean

n

Mean

 

3 month MBS costs

 GP Costs

70

347 (38)

78

311 (32)

−37 (− 134, 59)

 Specialist Attendance Costs

70

20 (5)

78

12

− 7 (− 19, 4)

 Non-Specialist Attendance Costs

70

251 (43)

78

243 (36)

− 8 (− 122, 100)

 Diagnostic Procedures costs

70

200 (40)

78

197 (31)

−4 (−111, 94)

 Other Medical Service costsc

70

396

78

253 (34)

− 143 (− 291, 2)

 Total MBS costs

70

1216 (128)

78

1008 (97)

− 208 (− 529, 149)

3 month PBS costs

 Total drug costs

70

838 (186)

78

601 (57)

− 237 (− 703, 47)

3 month Inpatient (DRG) costs

 Total DRG costs

70

13,882 (1390)

78

13,134 (1439)

− 748 (− 4584, 3310)

Intervention costs

 Total intervention costs

70

0

78

286 (30)

286 (225, 352)

 Total Costs

70

15,936 (1397)

78

15,029 (1430)

−907 (− 4854, 2956)

Sensitivity analysis (complete cases)d

3 month MBS costs

 GP Costs

62

348 (43)

65

307 (39)

−41 (− 151, 92)

 Specialist Attendance Costs

62

21

65

13

−9 (− 20, 8)

 Non-Specialist Attendance Costs

62

247 (48)

65

251 (48)

4 (−108, 142)

 Diagnostic Procedures costs

62

200 (42)

65

211 (39)

10 (−108, 121)

 Other Medical Service costsc

62

389 (73)

65

248 (47)

−141 (− 334, 5)

 Total MBS costs

62

1205 (143)

65

1029 (132)

−176 (− 495, 226)

3 month PBS costs

 Total drug costs

59

855 (217)

65

610 (65)

− 245 (− 832, 99)

3 month Inpatient (DRG) costs

 Total DRG costs

70

13,882 (1390)

78

13,134 (1439)

−748 (−3310, 4584)

Intervention costs

 Total intervention costs

70

0

78

286 (30)

286 (225, 352)

 Total Costs

59

17,024 (1595)

60

12,078 (917)

−4947 (−9030, −1451)

  1. aMBS Medicare Benefits Schedule, PBS Pharmaceutical Benefits Schedule, DRG Australian Refined Diagnosis Related Groups (AR-DRGs) cost weights used to cost hospital admissions, GP General Practioner, Total costs = MBS costs + PBS costs + DRG costs + Intervention costs
  2. bMultiply imputed values. Multiple imputations carried out to account for up to 29 or 19% missing data on cost estimates
  3. cExamples of other medical costs include pathology and telehealth services as well as allied-health care attendances
  4. dAnalysis restricted to non-missing total cost estimates (119 or 81%)