At a glance
ClinicalIndex Comparison RecordN/ACompleted· 600 target
Drug / intervention
Not specified
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.
Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.
Screening Evaluations for Neurologic Syndromes: Olfactory Testing in Relatives of Parkinson's Disease Patients
In Brief
An observational study for Parkinson Disease and Parkinsonian Syndrome. Completed, enrolled 600 participants across 1 site.
Detailed Summary
In this study, individuals complete and return a mail survey, specifically a 40 item scratch and sniff smell test.
Study Details
Study Typeobservational
Allocation--
Masking--
Primary Purpose--
ConditionsParkinson Disease, Parkinsonian Syndrome
CountriesUnited States
Collaborators--
Timeline
N/ACompletedFinished
20052006200720082009201020112012201320142015201620172018201920202021202220232024202520262027
Enrollment StartOct 2004
First PostedNov 2004
Primary CompletionJun 2008
TodayJul 2026
First PostedNov 17, 2004
Enrollment StartOct 1, 2004
Primary CompletionJun 1, 2008
TodayJul 2, 2026
Enrollment to primary: 3.7 yearsPosted 21.6 years ago