EBM and Audit Flashcards
What is 5 step process of EBM
Ask - an answerable question Acquire - best evidence Appraise - critically Apply - high quality evidence to patient care Assess - how you perform
How do you form a question
PICO Patient/ population Intervention Comparison Outcome
What categories do PICO questions come under and what study is used to assess
Diagnosis - cross-sectional
Prognosis - cohort
Therapy - RCT
Harm - cohort or case control
Look at type of questions
OK
Quantitative (numerical) = PICO model
Qualitative
Diagnosis - cross sectional
Prognosis - cohort
Therapy - RCT
Harm - cohort or case control
What are observational studies
Case control
- Compare people with and without disease and look at exposure to RF
Prospective Cohort
- People without disease and follow up to see if they develop and compare exposure
Retrospective cohort
- People with disease and look back at exposure
Cross sectional
- Measures prevalence of disease and exposure in given point in time and compare to gold standard
What are interventional studies
Controlled clinical trial
- Effects of specific intervention against a control
Where can you get evidence
Textbook
SIGN guidelines
Cochrane - RCT + systematic review
Pubmed
What are sign guidelines and what are best levels of evidence to worst
Evidence based clinical guidelines
Put medical knowledge into practice
Reduce variation in practice and outcome
Based on critical appraisal of scientific literature
- SIGN provide checklist to critically appraise
Rates level of evidence
Different checklist for different studies
Best to worst
High quality meta-analysis or systematic review of RCT
Well conducted
High quality systematic review of cohort or cast control
Well conducted
Non-analytic studies
Expert opinion
What are determinants of health and health inequality
Lifestyle - smoking / diet / exercise / alcohol Socio-cultural environment Poverty and social deprivation Psychological Biological and conventional healthcare
What is socio-cultural environment
Health related behaviour linked to underlying social and economic circumstance - poverty / unemployment / poor housing
What is destitution
Absence of minimum basic resources for physical survival
What is an audit
Systematic approach to reviewing provision of healthcare and quality
Highlight area of improvement
What is audit cycle
Set standard Measure current practice Compare results with current standards Reflect, plan and change Re-audit
What are Scottish health survey’s
Provide info about lifestyles and health in Scotland
Monitor trends in RF / health behaviour
Annual
Representative of population
What do surveys collect info
General / mental health Recent Dx Prescribed medication Smoking Alcohol Fruit / veg Activity BP BMI Education Employment Ethnicity