A critical look at transition ratings - PubMed Patient ratings of the extent to which they have improved or deteriorated-transition ratings-are extremely common in clinical practice and clinical research. However, some have raised concerns about t...

#TransitionRatings (are you better; if so how much) is the most-used strategy for establishing #MinimalImportantDifferences in #PatientReportedOutcomeMeasures. But transition ratings must be valid. This seminal, essential paper shows how to test their validity.
pubmed.ncbi.nlm.nih.gov/12393078/

Assessing the minimal important difference in symptoms: a comparison of two techniques - PubMed We have developed a method for estimating the minimally important difference (MID) for health status measures. Whereas the conventional approach requires patients to judge themselves relative to their...

Two fundamental strategies for establishing #MinimalImportantDifferences (MIDs) in #PatientReportedOutcomes (PROMs). The more popular is looking at changes within person over time. This paper provides an alternative: looking at differences between persons.
pubmed.ncbi.nlm.nih.gov/8892486/