Attrition Management
The study sets a 75% response threshold. Attrition bias will be evaluated by documenting attrition and comparing completers with dropouts. Substantial attrition will trigger sensitivity analyses using incomplete data and completion-pattern…
1 sources - 5 claims
The study sets a 75% response threshold. Attrition bias will be evaluated by documenting attrition and comparing completers with dropouts. Substantial attrition will trigger sensitivity analyses using incomplete data and completion-pattern weighting. Non-responders will not be replaced but will continue to be invited to later rounds. Participant attrition is recognized as a threat to Delphi study validity.