Chapter 15 Flashcards
(9 cards)
CONSORT Guidelines
systematic way to track journal particpants
Research Design
contamination of treatment, nutrion bias, noncompliance bias
SAmpling bias
includes both volunteer and non repsonsive bias
-volunteer prevents randomization and introduce bias
Measurement bias
- aqeuousness: when particpants want to be in agreement and excuse the data
- observer: documents and records the perosnal bias of what is observed
ANalysis bias
is type 1 or type 2 errors
CLinical signficane
the practical importance of researcher results in terms of whther they have genuine pathocal effects on patients or healthcare decisons made on their behalf
- focuses on patinet themself and their interpretations
CHange scores
look at alterations in a patient baseline to a folllowed value like wight or glucose
group level study
can be gaged with effect size index, confidence interval, number needed to treat
Individual level
- uses a benchmark to compare results
Min important change- either through the benmark or ask patinets what they think, count half a s deviation in a measure that is clinically significant only useful in individual comparision