Content overlap of 91 dystonia symptoms among the seven most commonly used cervical dystonia scales.
Adrian Andrzej ChrobakJakub RusinekMałgorzata Dec-ĆwiekKarolina PorębskaMarcin SiwekPublished in: Neurological sciences : official journal of the Italian Neurological Society and of the Italian Society of Clinical Neurophysiology (2023)
There was a very weak overlap among scales. High inconsistency between the scales may lead to highly different dystonia severity assessment in clinical practice. Thus, the instruments should be combined.