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Clinical and Patient Global impression of improvement (C/PGI-I). Clinicians and patients were surveyed with the 7-point global impression scale of improvement at Visit 3 post the in-clinic stimulation session to assess improvements in dominant hand tremor relative to baseline. Clinicians (CGI-I) and patients (PGI-I) reported hand tremor minimally, much or very much improved in 68% and 60% of patients, respectively.
