22 - Controversies Pt 3

Question 1

PEN stands for:

Answer 1

Practice based evidence in nutrition

Question 2

PEN System is a robust database managed by a collaborative partnership of the _________, ___________ and Dietitians of Canada

Answer 2

• British Dietetic Association

- Dietitians Association of Australia

Question 3

PEN uses a ______________ to provide summaries of evidence and clinical practice recommendations

Answer 3

evidence grading system

Question 4

• strong research design
• sufficient sample size
• systematic reviews or RCT with consistent findings
• SR of cohort studies (with homogeneity)
• results are consistent with minor exceptions at most
• results are clinically important
• results are free of any sufficient about generalizability
• results are directly applicable to practice setting

Answer 4

GOOD EVIDENCE (A)

Question 5

• strong design with minor methodological concerns
• SR or RCTs with heterogeneity
• single RCT with low risk of bias
• SR or cohort studies or case-control studies with homogeneity
• minor inconsistencies in terms of consistency
• minor doubt about clinical significance
• minor doubt about generalizability
• generally applicable to practice setting with few exceptions

Answer 5

FAIR EVIDENCE (B)

Question 6

• studies of weak design
• several RCTs with inconsistent results or high risk of bias
• non-randomized trial
• inconsistencies among the results
• uncertain or moderate clinical impact
• uncertainty about the generalizability
• likely applicable with some exceptions

Answer 6

LIMITED EVIDENCE OR EXPERT OPINION (C)