Definitions Flashcards

1
Q

reductionism

A

the research focus’ on a tiny aspect of a hypothesised causal system

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2
Q

conceptual quantitive

A
  • focused on understanding facts about reality and causal relationship
  • assumes a fixed and measurable relationship
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3
Q

methodological quantitative

A

data collected by measuring things, then statistically analysed.- finding are reported using quantitative data
- large samples

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4
Q

methodological qualitative

A
  • data collected through ons and interviews
  • data analysed by emerging themes
  • data reported in participants own words
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5
Q

conceptual qualitative

A

focused on understanding reality from peoples own perspective and experiences
- assumes reality is dynamic and negotiated

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6
Q

positivistic

A

quantitative

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7
Q

naturalistic

A

qualitative

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8
Q

Occams razor

A

the number of entities used to explain phenomena should not be increased unnecessarily

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9
Q

the more assumptions you have to make

A

the more unlikely the explanation is

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10
Q

KISS stands for

A

keep it simple stupid

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11
Q

opportunity cost

A

the next best use to which resources could have been out, if they had not been consumed in this activity

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12
Q

economics

A

the study of how men and society choose to employ scarce resources that could have alternative uses.

to produce commodities and distribute them for consumption, now or in the future among various groups

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13
Q

health economics

A

the application of economic theory models of empirical techniques to analyse decision making by individuals, health care profession and governments with respect to health care

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14
Q

number needed to treat

A

how many people do we need to give the intervention to before one of them actually has the desired output e.g. lower bp

e.g. how many people do we need to take cigarettes from to prevent one lung cancer

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15
Q

equation for NNT

A

1/ absolute risk difference

- lower the number the better

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16
Q

when are reviews regarded as systematic

A

“Reviews are defined as systematic when the account of the search, appraisal and synthesis methods (to minimise bias and random errors) would, in theory, permit the replication of the review by others”

17
Q

heterogeneity (I2)

A

Percentage of variation due to chance vs heterogeneity
Between variance / total variance
Note interpretation of levels varies

0% to ~40% May not be a problem
~30% to ~60% Moderate heterogeneity
~50% to ~90% Considerable heterogeneity
~75% to 100% Substantial heterogeneity

18
Q

casual loop diagrams are useful when looking at

A

complex relationships