Health Economics Flashcards

1
Q

What is the idea behind Economic evaluation?

A
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2
Q

Health problems can be measured as…

A

– # of cases
– # of deaths
– amount of pain/disability
– # of individuals with a risk factor
– amount of money spent on the health problem
– lost income due to the health problem

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3
Q

An EE is ….?

A

a comparative analysis, of two or more options in terms of their costs and consequence

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4
Q

What is the aim of an EE?

A

Provide decision makers with information that can help resource allocation
decisions.
 Comparison of delta in costs with delta in consequences: incremental
analysis

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5
Q

What stages of economic evaluation?

A
  • Definition of the decision problem (or framing the evaluation)
  • Identification, quantification, and valuation of the resources (i.e. costs)
    needed
  • Identification, quantification, and valuation of the health consequences
  • Presenting and interpreting the evidence for decision making
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6
Q

What is the perspective (Societal) ?

A
  • Takes into account all the costs and all the outcomes of an
    intervention, regardless of who incurs them or who gains from them.
    – Unspecific of a single audience.
    – Large amount of data (e.g. time off work, reduced productivity, welfare
    payments, family support,…
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7
Q

What is the perspective (Public Player)?

A

– Takes into account the costs borne and the outcomes received by the
health sector

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8
Q

Annual cost?

A

the cost of the intervention on a yearly basis, including all capital and recurrent cost

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9
Q

Capital cost?

A

that of capital resources which have useful lives >1 yr e.g. equipment, vehicles ..

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10
Q

Recurrent cost?

A

the value of resources with lives less than 1 year that have to be purchased at least once a year e.g. petrol

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11
Q

Direct cost?

A

the cost of intervention design, implementation and continuation (e.g. costs of buildings, labs, cost of transport to health care facilities by the patients)

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12
Q

Indirect cost ?

A

those incurred by patients and carers to enable delivery/receipt of an intervention. Normally measured using wages and
earnings lost

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13
Q

Intangible cost?

A

e.g. pain, discomfort, welfare issues, reputation

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14
Q

Marginal cost?

A

the change in total cost if one additional unit of output is produced

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15
Q

Discounting?

A

adjusting the costs and outcomes at different times into a common time period, usually the present

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16
Q

discount rate?

A

the rate which costs, and outcomes are discounted to account for time preference

17
Q

Willingness to pay?

A

 The monetary value, representing the maximum amount an individual
would be prepared to pay out of his/her income, to gain an improvement in
health.
 Or an improvement in other outcomes, e.g. surveillance attribute

18
Q

Examples of resources and types of cost

19
Q

Condition specific outcomes?

A

TO pick up changes in health outcomes specific to a disease
ex: prevented cases of TB after a TB screening programme
Life years saved afetr cancer screening

20
Q

What potential challenge using specific condition outcomes ?

A
  • Dfficult to compare across diseases unless same outcomes
21
Q

Generic outcomes?

A
  • They present a standardised description of health
  • So it allows comparison across diseases
22
Q

How can generic outcomes be measured?

A
  • Via short health questionaires, measure patient’s health and wellbeing on several domains (pain, mobility, depression …)
23
Q

Profiles can be converted into a single utility index - examples?

A
  • EQ-5D
  • SF-6D
24
Q

What is involved in a EQ-5D?

25
HEalth states are then converted into ?
utility scores i.e how much value people place on different health limitations& how they will trade-off b/w them
26
For EQ-5D using Time trade-off assesses what?
quality vs quantity of life
27
Describe TTO (Time -trade off)
28
What are QALYs?
Quality Adjusted Life Years - Operationally, QALYs are calculated by multiplying the amount of time spent in a given health state by the preference-based value (the utility, as computed using EQ-5D or SF-6D) attached to that health state
29
What is CMA?
Cost minimization analysis (CMA) To measure and compare costs across alternatives with identical outcomes Very rarely used due to limited # of settings where options are really equivalent
30
What is CBA
Cost Benefit Analysis (CBA) Both outcomes and costs are calculated and converted into same units, normally monetary (e.g. £). Each option is allocated a single monetary value; easy comparisons between options
31
What strengths/ weakness of CBA?
 Strength: it allows comparison of interventions with a large range of different outcomes  Weaknesses: economic evaluations of outcomes/benefits is difficult, e.g. monetary value of life
32
What two common indicators of Cost Benefit analysis?
Net present value (NPV): (benefits – costs). If NPV >0 intervention is worthwhile Benefit Cost ratio (BCR): (benefits/costs). If BCR > 1 the intervention delivers a positive present value
33
What is CEA?
Cost Effectiveness Analysis -> the msot common form of EE An evaluation of the incremental cost per unit change in outcome Outcome: normally a clinically relevant measure, e.g. deaths averte
34
Strengths and limitations of CEA?
 Strength: it avoids impinging a monetary value judgement on the outcome  Limitations: outcomes are disease specific so comparisons across diseases difficult
35
Common indicator of CEA?
Incremental cost effectiveness ratio (ICER): represents the cost per incremental unit of effectiveness, e.g. per death averted, per DALY gained. Hence, the smaller the better
36
What is CUA?
Cost Utility Analysis (CUA) An evaluation of the incremental cost per unit change in outcome (ICUR) Outcome: one that’s comparable across disease
37
CUA ?
38
Make a summary table of different types of EE