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Normal parameters for diagnostic transcranial magnetic stimulation

Normal parameters for diagnostic transcranial magnetic stimulation

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
TCTR
Registry ID
TCTR20191204005
Enrollment
Unknown
Registered
2019-12-04
Start date
2018-12-04
Completion date
Unknown
Last updated
2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

1. Healthy citizens Healthy

Interventions

Healthy volunteers
Diagnostic
Diagnostic TMS

Sponsors

Faculty of Medicine, Chiang Mai University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
20 Years to 60 Years

Inclusion criteria

Inclusion criteria: 1.Healthy citizens 2.Age from 20 to 60 years old

Exclusion criteria

Exclusion criteria: 1.History of epilepsy or having seizure within 1 year. 2.History of depression and screening by Hospital Anxiety and Depression Scale (HADS)(15) for anxiety (HADS-A) > 7 and/or for depression (HADS-D) > 7. 3.History of CNS diseases or injury such as stroke, traumatic brain injury. 4.Having abnormal neurological examination (weakness, hyperreflexia, spasticity or any positive long tract signs). 5.Having abnormal skull or has undergone skull operation or having intracranial metallic implants. 6.History of cognitive impairment and screening by Thai Mental State Examination (TMSE) ≤ 23(16). 7.History of drug abused or alcohol dependent. 8.Having acute or chronic pain, which numeric rating scale > 4. 9.Having neurostimulator implants such as vagal nerve stimulator, deep brain stimulator, stents, aneurysm clips/coils, cochlear implants. 10.Having symptoms of peripheral neuropathy such as numbness, or history of carpal tunnel syndrome.

Design outcomes

Primary

MeasureTime frame
Motor threshold (MT) at time of diagnostic TMS ratio scale,motor evoked potentials (MEP) at time of diagnostic TMS ratio scale,central motor conduction time (CMCT) at time of diagnostic TMS ratio scale,intracortical facilitation (ICF) at time of diagnostic TMS ratio scale,short interval intracortical inhibition (SICI) at time of diagnostic TMS ratio scale,silent period (SP) at time of diagnostic TMS ratio scale

Secondary

MeasureTime frame
N/A N/A N/A

Countries

Thailand

Contacts

Public ContactPakorn Wivatvongvana

Faculty of Medicine, Chiang Mai University

pwivatvo@gmail.com053-936322

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026