← All evidence-quality guidesEVIDENCE QUALITY
Before-and-after evidence quality
Define the baseline, single intervention and predicted response before judging an improvement.
01Low confidence
02Useful signal
03Repeat under controlled conditions
04Strong enough for professional review
DEEP GUIDES
Use the full method.
Evidence qualityBefore-and-after evidence quality: quality framework
Define the baseline, single intervention and predicted response before judging an improvement. This guide defines evidence checks, confidence language, limitations and a professional review threshold.
Read field guide →Evidence qualityBefore-and-after evidence quality: field application
Define the baseline, single intervention and predicted response before judging an improvement. This guide defines evidence checks, confidence language, limitations and a professional review threshold.
Read field guide →