Table 1.

The most frequently reported reason for screening failure.

	TRUDOSE Pilot	TRUDOSE II
Patients screened, n	116	89
Ineligible patients that did not meet inclusion/exclusion criteria, n	77	45
Insufficient treatment time	62	20
Lack of confirmed diagnosis ≥ 2 years before the switch	11	0
Surgical procedure involving bone or muscle for disease management	4	7
Enrollment in another clinical trial	0	7
Changes in adjuvant therapy for dystonia that could affect disease severity or result in increased adverse events	0	7
Evaluable patients, n	39	44