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Table 1 Input parameters and distribution

From: An eConsultant versus a hospital-based outpatient consultation for general (internal) medicine: a costing analysis

Input

Base case estimate

Distribution

Distribution parameter(s)

eConsult

   

Transition probabilities (%)

   

New patient

96.2%

Beta

ɑ: 125; β:5

DNA face to face attendances

6%

Beta

ɑ: 6; β:94

Subsequent face to face attendance

   

New patients

15.2%

Beta

ɑ: 19; β:106

Review patients

14.3%

Beta

ɑ: 1; β:6

Time for eConsult

   

Administration (min)

   

New patient

20

Gamma

É‘: 16.00; Æ›:0.8

Review patient

10

Gamma

É‘: 16.00; Æ›:1.6

Specialist time (min)

   

- Subsequent face to face attendance

   

New patient

16.32

Gamma

É‘: 1.60; Æ›:0.09

Review patient

8.00

Gamma

É‘: 1.78; Æ›:0.22

- No subsequent face to face attendance

   

New patient

28.82

Gamma

É‘: 2.71; Æ›:0.09

Review patient

13.00

Gamma

É‘: 22.53; Æ›:1.73

Cost for staff ($/min)

   

Administration officer

0.72

Normal

µ: 0.72;σ: 0.07

Specialist

3.59

Normal

µ: 3.59;σ: 0.36

Subsequent outpatient clinic cost

   

Scale relative to traditional pathway

1.00

Normal

µ: 1.00; σ: 0.25

Traditional

   

Transition probabilities (%)

   

Face to face attendance

   

New patient

77.9%

Beta

ɑ: 106; β:30

Review patient

84.9%

Beta

ɑ: 1; β:28

Video attendance

   

New patient

6.7%

Beta

ɑ: 298; β:53

Review patient

7.5%

Beta

ɑ: 4; β:49

Outpatient clinic cost

   

Face to face

   

New patient

638.50

Gamma

É‘: 3.835; Æ›:0.006

Review patient

319.69

Gamma

É‘: 2.629; Æ›:0.008

Video

   

New Patient

574.75

Gamma

É‘: 1.061; Æ›:0.002

Review patient

276.07

Gamma

É‘: 2.075; Æ›:0.008

Telephone

   

New patient

282.61

Gamma

É‘: 2.439; Æ›:0.008

Review patient

239.47

Gamma

É‘: 2.821; Æ›:0.012