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Table 1 Determination of costs for economic evaluation

From: Economic impact of self-administered subcutaneous versus clinic-administered intravenous immunoglobulin G therapy in Alberta, Canada: a population-based cohort study

Part A: health care utilization determined by time estimates and wage rates

Type of utilization

Time estimate

Pay rate ($CDN)

Preparation and dispensation

Request and receiving

0.5 min/vial

$26.86 per hour for a Medical laboratory assistant level IIa or $39.08 per hour for a Medical laboratory technologist level Ib

Assigning

  

 Clinic-based IVIg and SCIg

2 min/vial

$39.08 per hour for a Medical laboratory technologist level I

 Home-based SCIg

1 min/vial

$26.86 per hour for a Medical laboratory assistant level IIa or $39.08 per hour for a Medical laboratory technologist level Ib

Quality assurance

10 min/patient

$41.61 per hour for a Medical laboratory technologist level II

Dispensation

0.5 min/vial

$26.86 per hour for a Medical laboratory assistant level IIa or $39.08 per hour for a Medical laboratory technologist level Ib

Additional costs for patients in Edmonton receiving IgG at locations other than the central facility

 Shipping from central facility

0.5 min/vial

$26.86 per hour for a Medical laboratory assistant level II

 Receiving at blood facility

0.5 min/vial

$39.08 per hour for a Medical laboratory technologist level I

Training and support for self-administered SCIg (occurred the first year)

Training (occurred first year)

 Patients in Northern Alberta

6.75 h

$43.94 per hour for a registered nurse

 Patients in Southern Alberta

9 h

$43.94 per hour for a registered nurse

Part B: health care utilization determined by number of ambulatory clinic visits and cost per visit

Type of utilization

Number of visits

Cost per visit ($CDN)

Ambulatory clinic visits

Clinic-based IVIg and SCIg

Determined from administrative data

Determined by multiplying the RIW assigned to each clinic visit for IgG administration (i.e., Z29.1) by the CIHI cost of a standard ambulatory visit in Alberta during the year within which the visit occurred

  1. CAD Canadian; CIHI Canadian Institute for Health Information; IVIg Intravenous immunoglobulin G; RIW Resource intensity weight; SCIg Subcutaneous immunoglobulin G
  2. aused for costing calculations among patients in the Edmonton Area
  3. bused for costing calculations among patients in all other areas of the province