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The effect of increasing the dose of neuromuscular electrical stimulation on the improvement of dysphagia after subacute stroke

Dose–Response Effects of Neuromuscular Electrical Stimulation on Post-Stroke Dysphagia: A Randomized, Assessor Single Blinded, Multicenter Clinical Trial

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
CRIS
Registry ID
KCT0011870
Enrollment
154
Registered
2026-04-17
Start date
2026-06-01
Completion date
Unknown
Last updated
2026-04-20

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

Conditions

None listed

Interventions

Medical Device : The intervention in this study is transcutaneous neuromuscular electrical stimulation (NMES) for the treatment of dysphagia, delivered using the VitalStim® device. Surface electrodes
the sham stimulation consists of low-level sensory stimulation for the initial 3 minutes followed by no current, resulting in a total of 600 minutes of active NMES. Both groups receive conventional sw

Sponsors

Pusan National University Yangsan Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1) Patients admitted to or transferred to a university hospital stroke center within 7 days of stroke onset 2) Adults aged 19 years or older 3) Patients with a confirmed diagnosis of stroke by a neurologist or neurosurgeon based on imaging studies such as CT or MRI 4) Patients admitted to or transferred to the Department of Rehabilitation Medicine within 1 month of stroke onset 5) Patients with a Functional Oral Intake Scale (FOIS) score = 5 at the time of admission or transfer to the Department of Rehabilitation Medicine 6) Patients who provide informed consent to participate in a 4-week intensive rehabilitation program

Exclusion criteria

Exclusion criteria: 1) Patients admitted more than 8 days after the onset of stroke symptoms 2) Transient ischemic attack (TIA) 3) History of prior stroke with clear clinical symptoms 4) Progressive or unstable stroke 5) Patients with pre-existing and active major neurological disease 6) Pre-existing and active (e.g., on chronic medication) major psychiatric disease, such as major depression, schizophrenia, bipolar disease or dementia 7) Patients with advanced liver, kidney, cardiac, or pulmonary disease 8) Patients with a terminal medical condition with an expected survival of less than 1 year 9) Patients with contraindications to electrical stimulation of the neck muscles (e.g., implanted electronic devices, active skin lesions on the neck, pregnancy, etc.) 10) Patients with a history of surgical or radiation treatment for head and neck diseases, such as head and neck cancer 11) Patients currently undergoing treatment for pneumonia 12) Patients who refuse to participate in the study 13) Patients deemed unsuitable for participation in this clinical trial by the investigator 14) Patients currently participating in another clinical study 15) Pregnant women or women of childbearing potential (including those who are breastfeeding)

Design outcomes

Primary

MeasureTime frame
Videofluoroscopic Dysphagia Scale(VDS) ;Penetration-Aspiration Scale(PAS);American Speech-Language-Hearing Association-National Outcome Measurement System (ASHA-NOMS);The swallowing quality of life questionnaire(SWAL-QOL);Height/Weight/BMI;Mini Nutritional Assessment (MNA);Presence of pneumonia during initial hospitalization;Presence or absence of pneumonia during the intervention period;FOIS (Functional Oral Intake Scale)

Secondary

MeasureTime frame
Korean version of the National Institutes of Health Stroke Scale (K-NIHSS);Fugl-Meyer Assessment (FMA);Functional Ambulation Category (FAC);modified Rankin Scale (mRS);Korean modified Barthel Index (K-MBI);Functional independence measure (FIM);Korean-Geriatric depression scale (K-GDS);EuroQo5-Dimensions (EQ-5D)

Countries

Korea, Republic of

Contacts

Public ContactSIHYUN Lee

Pusan National University Yangsan Hospital

qjagh336@naver.com+82-55-360-4158

Outcome results

None listed

Source: CRIS (via WHO ICTRP) · Data processed: Apr 23, 2026