Skip to main content

Table 1 Study selection criteria

From: Diagnosis and therapy of functional tremor a systematic review illustrated by a case report

Study category Quality criteria
Low rated (LR) Case reports, reviews and clinical studies without
standardized diagnostic criteria, evaluations scales and protocols
Moderate rated (MR) Clinical trials with low patient numbers, lack of control groups, Reviews with incomplete study entry on validated basis
High rated (HR) Controlled trials, reviews with standardized procedures, validated protocols and sufficient methodology