L1 Intro

Question 1

LO2) Need for critic appraisal in ev based med.

Answer 1

• new intervens. formal ev. eval conflic ev, underst meth, assess strength.
• pop based risk, ratio of odds. chance? bias? Confound? applic to me?
• causality- determ aetiology certainty. stoch probability, sig assoc not=causal. actually multifac!
• eg nicotiana vs radiofreq em rad. conflic lab ev. epidem ev bef. pop ev link smoking and CA. phone not yet. lab ev insuffic, pop ev assoc not= cause.

Question 2

LO1) Need for pop perspective

Answer 2

• investigate cause and intervention. cause Quenibrough vcjd x sp. interven college tb and thalid-reguls and trial stages.
• clinic decis eff other pts eg resource, ab resis, vacc
• extent of med probs to plan and prioritise services