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Making Sense of Results: Measures of Effectiveness in Randomised Controlled Trials
Learning objectives
Learning objectives (1:21)
Interpreting Results
Interpreting Results (3:12)
Results Expressed as a Difference
Results Expressed as a Difference (2:36)
Results Expressed as a Ratio
Results Expressed as a Ratio (4:08)
Relative vs. Absolute Measures
Relative vs. Absolute Measures (1:05)
Importance of Confidence Intervals and p-values
Importance of Confidence Intervals and p-values (2:43)
Calculating Measures of Effectiveness
Calculating Measures of Effectiveness (9:06)
Your Turn to Calculate
Calculation tasks and data
Odds Ratio Calculation
Risk Ratio Calculation
Relative Risk Ratio Calculation
Absolute Risk Reduction Calculation
Number Needed to Treat Calculation
Odds Ratio Answer
Risk Ratio Answer
Relative Risk Ratio Answer
Absolute Risk Reduction Answer
Number Needed to Treat Answer
Answer Summary
Thank you and Feedback
Thank you and Feedback
Resources
CASP Basic Statistic Workbook
Sources
Micromodule sources
Number Needed to Treat Calculation
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