ClinicalTrials.gg
RecruitingNCT05871359Tdcs&DTUpdated May 23, 2023

Transcranial Direct Current Stimulation and Dual Tasks

An interventional study of Transcranial Direct Current Stimulation and Dual task in Parkinson Disease, sponsored by Casa di Cura Privata del Policlinico SpA. Recruiting at 1 site in Italy. Open to participants aged 40 Years to 85 Years. Per ClinicalTrials.gov, last updated 2023-05-23.

Sponsored by Casa di Cura Privata del Policlinico SpA · Not applicable, Interventional, and Treatment

From the registry’s dates

  • Primary completion was expected by Sep 2025, 1 year 2 months ago, but the record still lists the study as recruiting.
  • Registered 3 months after the study started (first participant enrolled Oct 2022, registered Feb 2023).
  • Started Oct 2022; still recruiting 4 years later.

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Phase
Not applicable
Study type
Interventional
Enrollment
30
Allocation
Randomized
Ages
40 Years to 85 Years
Sex
All
01

Where this study stands

Counted across the records on this site · 2026-11-13

Among 347 studies in Parkinson Disease with a site in Italy — 90 open to participants now, 108 under way, 4 of them phase 3. Parkinson Disease · Italy.

Planned enrollment
197th of 244
30 · median 82
Started
2022
with 28 others
No phase
146 of 347
43 open now
Primary completion
2025-09
later than 25 of 107 live
Registered
233rd of 347
by date

Among the 347 studies in Parkinson Disease with a site in Italy, this one is the 197th largest by planned enrollment of the 244 interventional ones that give a count, is one of 29 that started in 2022, is one of 146 with no phase, reaches primary completion later than 25 of the 107 other live ones, and was the 233rd registered.

Parkinson Disease

4,576 studies on the registry are indexed under Parkinson Disease; 1,087 are open to participants now.

Browse Parkinson Disease studies →

Open to participants now

90 of the 347 studies in Parkinson Disease with a site in Italy are open now. Recruiting first, the newest first:

85 more — sign in →

All 90 open studies →

A study can be open while its sites in Italy have not opened yet or have stopped. Only those recruiting at a site in Italy →

Who these studies take

Of the 749 Parkinson Disease studies recruiting now, 311 (42%) set no upper age limit and 127 (17%) stop at 75 or younger; 64 take children under 18; 189 take healthy volunteers.

This study: 40 Years to 85 Years · all sexes · no healthy volunteers.

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02

Study summary

The project aims to evaluate the clinical and biological effects on patients with Parkinson's disease of an innovative treatment characterized by the use of transcranial Direct Current Stmulation (tDCs) with Dual Task (DT), i.e. including the performance of motor activities in conjunction with the request of cognitive performance, such as executive functions (creative flexibility, working memory and divided attention).

Randomized controlled, double-blind, non-pharmacological study using device.The project involves the enrollment of 30 patients.Participants will be randomized into 2 groups: 15 / group and will carry out activities in DT associated with tDCS real (test group) or sham (control group). Each will carry out 12 rehabilitation sessions (2 / week) of 30 minutes. A follow-up is foreseen for all 12 weeks after the end of the treatment.

Patients will undergo, at baseline (T0), at the end of the session (T1) and at 12 weeks (T2), a motor and a cognitive profile, moreover a blood sample will be taken.

The project intends to improve the state of Parkinson's patients both thanks to the type of protocol that associates DT and tDCS, and thanks to the verification of the treatment through personalized biological analyzes. In detail, improvement in clinical performance, space-time variables in gait and cognitive tests are expected; the variability of synaptic and pathological markers will serve to verify the effect of the treatment.

Read the detailed description

Parkinson's disease (PD) is a neurodegenerative disease characterized by motor symptoms such as tremor at rest, rigidity, bradykinesia, postural instability and cognitive deficits A growing number of studies show that transcranial direct current electrical stimulation (tDCS), a low-cost, non-invasive brain stimulation method, could potentially become a clinical tool for rehabilitation of patients with Parkinson's disease.

Furthermore, some studies have shown that walking deficit in patients with Parkinson's disease is exacerbated by adding a dual cognitive or motor task. Daily activities require walking while simultaneously performing cognitive and / or motor tasks, such as talking to a friend or carrying a glass of water. This is why there are Dual Task (DT) training programs for patients with Parkinson's disease. A recent systematic review and meta-analysis demonstrated that treatment in DT can be an effective method of improving walking in terms of walking speed and cadence, balance and other motor symptoms in patients with Parkinson's disease.

Future investigations are needed to determine stimulation characteristics and optimal dosage when combined with training in DT.

The present study aims to investigate whether the application of tDCS at the dorso lateral prefrontal cortex(DLPFC) region level can add significant improvements to the motor and cognitive profile in patients with Parkinson's disease.

Randomized controlled, double-blind, non-pharmacological study using device. The data will be collected at the Department of Neurorehabilitation Sciences of the Polyclinic Nursing Home in Milan.

The project involves the enrollment of 30 patients. Each patient will take part in the study after an overall assessment of the general medical conditions, in relation to the suitability for participation in the study, by the neurologist of the unit department of Neuromotor Rehabilitation.

Randomized quadruple-blind study in parallel groups, in which the therapist who will carry out the treatment and the patient will not be aware of the assignment to the group (experimental vs control). Participants will be randomized into 2 groups, using Research Electronic Data Capture (RedCap) software:15 / group and will carry out activities in DT associated with tDCS real (test group) or sham (control group). Each will carry out 12 rehabilitation sessions (2 / week) of 30 minutes. A follow-up is foreseen for all 12 weeks after the end of the treatment.

Patients will undergo, at baseline (T0), at the end of the session (T1) and at 12 weeks (T2), a motor and a cognitive profile, moreover a blood sample will be taken.

The project intends to improve the state of Parkinson's patients both thanks to the type of protocol that associates DT and tDCS, and thanks to the verification of the treatment through personalized biological analyzes. In detail, improvement in clinical performance, space-time variables in gait and cognitive tests are expected; the variability of synaptic and pathological markers will serve to verify the effect of the treatment.

03

Conditions studied

  • Parkinson Disease

Browse trials for

Keywords

  • Parkinson
  • Transcranial direct current stimulation
  • Dual task
  • Biomarkers
04

Who can participate

Ages eligible
40 Years to 85 Years
Sexes eligible
All
Accepts healthy volunteers
No

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  • Parkinson's disease patient (Hoehn and Yahr I-III);
  • Ability to walk with or without aid for 100 meters,
  • > 21,
  • Ability to express

Exclusion criteria

Exclusion Criteria:

  • Inability of the patient to understand or perform the task based on the evaluation and judgment of the referring neuropsychologist and the investigator, and / or to sign or initial the ;
  • History of other previous, disabling neurological diseases (e.g., Stroke cerebri, Alzheimer's Disease, Multiple Sclerosis and Disabling Peripheral Neuropathy) and / or ongoing psychiatric diseases (e.g., major depression);
  • Presence of to stimulation according to the most recent guidelines;
  • Brain metal implants- Pace-makers, brain stimulators, cochlear implants- Pregnancy status (for women);
  • Patient denial of informed consent.
Terms in these criteria, in plain language(3)

Underlined terms in the criteria open these too. Explained by clinicaltrials.gg, not part of the registry record. The study team decides who can take part.

MMSE and MoCA

Short tests of memory and thinking, each scored out of 30. Lower scores suggest more difficulty; criteria give a range, either to include people with memory problems or to leave them out.

Informed consent

Before you join, the study team explains what taking part involves — its purpose, what happens, the risks and possible benefits — and answers your questions, so you can decide freely. Consent is usually recorded on a form (the informed consent form, ICF) signed by you or, where the law allows, by someone legally authorised to decide for you.

You can keep asking questions during the study, you are told of new information that matters, and you can choose to leave at any time.

Contraindication

A reason a treatment, test or procedure should not be given to a particular person, such as an allergy, another illness or a medicine they take.

05

Study design

Phase
Not applicable
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Parallel assignment
Masking
Quadruple (Participant, Care provider, Investigator, Outcomes assessor)
Enrollment
30 participants (estimated)

Study arms

  • Active comparator
    tDCS group

    transcranial Direct Current Stimulation group (tDCS group) : patients carry out activities in Dual Task associated with tDCS real.

    Device: Transcranial Direct Current Stimulation · Procedure: Dual task

  • Sham comparator
    Sham group

    Sham group: patients carry out activities in Dual Task associated with tDCS sham.

    Device: Transcranial Direct Current Stimulation · Procedure: Dual task

Interventions

  • DeviceTranscranial Direct Current Stimulation

    The stimulator will be connected to two electrodes .The active electrode will be placed on the areas of the dorsal lateral pre-frontal cortex (DLPFC) contralateral to the more affected side.The other one on the supra orbital area.

  • ProcedureDual task

    The Dual Task consists of walking for 20 minutes along a hallway, simultaneously patient has to answer to a different ecological cognitive (attention, fluences, calculation) and motor tasks (hold a tray, turn head, ecc..)

06

What researchers measure

Primary outcomes

  1. Change of duration (seconds) of 10 Meters Walking Test (single and dual task)

    Patient has to walk for ten meters with (dual task) or without(single task) a cognitive task

    Time frame: At baseline (t0) after 45 days (t1) and after 84 days (t2)

  2. Change of duration (seconds) of Time Up and Go (single and dual task)

    Patient has to sit from a chair, walk for 3 meters, turn and walk back to sit on the chair, with (dual task) or without (single task) a cognitive task.

    Time frame: At baseline (t0) after 45 days (t1) and 84 days (t2)

Secondary outcomes

  1. Unified Parkinson's Disease Rating Scale (UPDRS; part III-motor part)

    Assessment on motor performance (balance, walking, manual dexterity) UPDRS, the minimum value is 0,the maximum is 132, higher scores mean worse outcome.

    Time frame: At baseline, after 45 days (t1) and 84 days (t2)

  2. Mini-best test,

    Assessment of balance, the minimum value is 0,the maximum is 28, higher scores mean better outcome.

    Time frame: At baseline (t0),after 45 days (t1) and 84 days (t2)

  3. Freezing Of Gait questionnaire (FOG)

    Assessment of freezing of gait .The minimum value is 0,the maximum is 24, higher scores mean worse outcome.

    Time frame: At baseline (t0),after 45 days (t1) and 84 days (t2)

  4. Montreal Cognitive Assessment (MoCA; Conti et al., 2015)

    Index of global cognitive and executive functioning

    Time frame: At baseline (t0), after 45 days (t1) and 84 days (t2)

  5. Digit Span Forward e Backward (Monaco et al. 2013)

    The assessment of short-term and verbal working memory

    Time frame: At baseline (t0),after 45 days (t1) and 84 days (t2)

  6. Wisconsin Card Sorting Test (Laiacona et al., 2000)

    To assess planning, flexibility and monitoring skills in a complex problem-solving task

    Time frame: At baseline (t0),after 45 days (t1) and 84 days (t2)

  7. Trail Making Test (TMT; Giovagnoli et al., 1996)

    Processing speed index and attentional shifting

    Time frame: At baseline (t0),after 45 days (t1) and 84 days (t2)

  8. Italian version of the Parkinson's Disease-Cognitive Rating Scale (PD-CRS; Santangelo et al., 2014).

    Tests for the assessment of immediate verbal memory, visual comparison naming, sustained attention, working memory, clock drawing, deferred verbal memory, alternating fluency, verbal fluency of actions

    Time frame: At baseline (t0),after 45 days (t1) and 84 days (t2)

  9. Biomarkers (Brain Derived Neurotrophic Factor BDNF, dopamine, synaptic proteins, α-synuclein, inflammatory and oxidative stress factors, circRNA, miRNA, with techniques of biochemistry, genetics and immunohistochemistry)

    A blood sample will be taken to acquire plasma, serum and exosomes.

    Time frame: At baseline (t0),after 45 days (t1) and 84 days (t2)

07

Study locations

1 of 1 sites recruiting
  • Dipartimento di scienze neuroriabilitative, Casa di Cura del Policlinico
    Milano, MI 20144, Italy
    Recruiting
08

References and documents

Publications

  • Antal A, Alekseichuk I, Bikson M, Brockmöller J, Brunoni AR, Chen R, Cohen LG, Dowthwaite G, Ellrich J, Flöel A, Fregni F, George MS, Hamilton R, Haueisen J, Herrmann CS, Hummel FC, Lefaucheur JP, Liebetanz D, Loo CK, McCaig CD, Miniussi C, Miranda PC, Moliadze V, Nitsche MA, Nowak R, Padberg F, Pascual-Leone A, Poppendieck W, Priori A, Rossi S, Rossini PM, Rothwell J, Rueger MA, Ruffini G, Schellhorn K, Siebner HR, Ugawa Y, Wexler A, Ziemann U, Hallett M, Paulus W. Low intensity transcranial electric stimulation: Safety, ethical, legal regulatory and application guidelines. Clin Neurophysiol. 2017 Sep;128(9): Appollonio I, Leone M, Isella V et al (2005) The frontal assessment battery (FAB): normative values in an Italian population sample. Neurol Sci 26:108-116. Barbarotto, R., Laiacona, M., Frosio, R. et al. A normative study on visual reaction times and two Stroop colour-word tests. Ital J Neuro Sci 19, 161-170 (1998). Beck, A.T., Steer, R.A., & Brown, G.K. (1996). Manual for the Beck Depression Inventory-II. San Antonio, TX: Psychological Corporation. Bloem BR, Marinus J, Almeida Q, Dibble L, Nieuwboer A, Post B, Ruzicka E, Goetz C, Stebbins G, Martinez-Martin P, Schrag A, Movement Disorders Society Rating Scales C Measurement instruments to assess posture, gait, and balance in Parkinson's disease: Critique and recommendations. Mov Disord. 2016. Broeder S, Nackaerts E, Heremans E, Vervoort G, Meesen R, Verheyden G, et al. Transcranial direct current stimulation in Parkinson's disease: neurophysiological mechanisms and behavioral effects. Neurosci Biobehav Rev. 2015. Caffarra, P., Vezzadini, G., Dieci, F., Zonato, F., & Venneri, A. (2002). Una versione abbreviata del test di Stroop: Dati normativi nella popolazione Italiana. Nuova Rivista di Neurologia, 12(4), 111-115. Carlesimo, G. A., Buccione, I., Fadda, L., Graceffa, A., Mauri, M., Lorusso, S., Bevilacqua, G., & Caltagirone, C. (2002). Standardizzazione di due test di memoria per uso clinico: Breve Racconto e Figura di Rey. Nuova Rivista di Neurologia, 12(1), 1-13. Costa A, Bagoj E, Monaco M, Zabberoni S, De Rosa S, Papantonio AM, Mundi C, Caltagirone C, Carlesimo GA. Standardization and normative data obtained in the Italian population for a new verbal fluency instrument, the phonemic/semantic alternate fluency test. Neurol Sci. 2014 Mar;35(3):365-72. doi: 10.1007/s10072-013-1520-8. Epub 2013 Aug 21. PMID: 23963806. Conti S, Bonazzi S, Laiacona M, Masina M, Coralli MV. Montreal Cognitive Assessment (MoCA)-Italian version: regression based norms and equivalent scores. Neurol Sci. 2015 Feb;36(2):209-14. doi: 10.1007/s10072-014-1921-3. Epub 2014 Aug 20. PMID: 25139107. Christopher G. Goetz,1 * Barbara C. Tilley,2 Stephanie R. Shaftman,2 Glenn T. Stebbins,1 Stanley Fahn,3 Pablo Martinez-Martin,4 Werner Poewe,5 Cristina Sampaio,6 Matthew B. Stern,7 Richard Dodel,8 Bruno Dubois,9 Robert Holloway,10 Joseph Jankovic,11 Jaime Kulisevsky,12 Anthony E. Lang,13 Andrew Lees,14 Sue Leurgans,1 Peter A. LeWitt,15 David Nyenhuis,16 C. Warren Olanow,17,18 Olivier Rascol,19 Anette Schrag,20 Jeanne A. Teresi,21 Jacobus J. van Hilten,22 and Nancy LaPelle,23 for the Movement Disorder Society UPDRS Revision Task Forc. Movement Disorder Society-Sponsored Revision of the Unified Parkinson's Disease Rating Scale (MDS-UPDRS): Scale Presentation and Clinimetric Testing Results. MOVEMENT DISORDER,2008. Cho SS, Strafella AP. rTMS of the left dorsolateral prefrontal cortex modulates dopamine release in the ipsilateral anterior cingulate cortex and orbitofrontal cortex. PLoS One. 2009 Aug 21;4(8):e6725. doi: 10.1371/journal.pone.0006725. PMID: 19696930; PMCID: PMC2725302. Fregni F, Boggio PS, Santos MC, Lima M, Vieira AL, Rigonatti SP, et al. Noninvasive cortical stimulation with transcranial direct current stimulation in Parkinson's disease. Mov Disord. 2006;21(10):1693-702. Felipe Fregni, MD, PhD, Mirret M. El-Hagrassy, MD, Kevin Pacheco-Barrios, MD, MSc, Sandra Carvalho, PhD, Jorge Leite, PhD, Marcel Simis, MD, PhD, Jerome Brunelin, PhD, Ester Miyuki Nakamura-Palacios, MD, PhD, Paola Marangolo, PhD, Ganesan Venkatasubramanian, MD, PhD, Daniel San-Juan, MD, PhD, Wolnei Caumo, MD, PhD, Marom Bikson, PhD, André R. Brunoni, MD, PhD, and Neuromodulation Center Working Group. Evidence-based guidelines and secondary meta-analysis for the use of transcranial direct current stimulation (tDCS) in neurological and psychiatric disorders, 2021.

Individual participant data

Plan to share: No

09

Timeline

Tracking since Sep 25, 2026
ElapsedEstimatedEstimated, not yet reachedSimilar studies: half by the dot; the band is the middle halfHalf of similar studies reached it by the dot; the band is the middle half, from a quarter to three quarters

Started Oct 2022 (actual). Primary completion is estimated for Sep 2025, 34 months after the start.

Of 1,293 non-industry interventional studies with no phase under Parkinson Disease, half reached primary completion within 24 months of starting (the median), counting those still running; a quarter within 11 and three quarters within 44. This study's planned 34 months is above that.

Counting every sponsor, half of 1,369 studies reached it within 25 months; a quarter within 12 and three quarters within 44.

How these figures are worked out, and which studies are left out of them.

Registered
Feb 6, 2023
First posted
May 23, 2023
StartActual
Oct 21, 2022
Primary completionEst.
Sep 12, 2025
CompletionEst.
Dec 20, 2025
Last update
May 23, 2023
What these dates mean
Start.
When the first participant enrolled; while estimated, when the study expects to open to recruitment.
Primary completion.
When the last participant was examined or treated to collect data for the study's main question, its primary outcome. A study that stopped early gives the date its data collection stopped.
Completion.
When the last participant's last visit took place, for every outcome, secondary ones and side effects included: the end of the study. Often later than primary completion, sometimes the same day.
Actual and Est.
Actual means the registry says the date has happened. Est. (estimated) is a date the sponsor plans or expects. It can still move, and the sponsor is expected to change it to actual once it has passed.
No changes since tracking began. The registry record was last updated on May 23, 2023, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT05871359
Lead sponsor
Casa di Cura Privata del Policlinico SpA
Responsible party
Paola Antoniotti (Principal Investigator, PhD candidate, Casa di Cura Privata del Policlinico SpA) — Principal investigator
First posted
May 23, 2023
Start date
Oct 21, 2022
Primary completion
Sep 12, 2025 (estimated)
Completion
Dec 20, 2025 (estimated)
Last update
May 23, 2023

Study contacts

Paola Antoniotti
Contact
antoniottipaola@gmail.com
00393474955464
Laura Veronelli
Contact
l.veronelli@casadicuraigea.it
Massimo Corbo
study director · Department of Neurological Science Casa di Cura del Policlinico

Oversight

FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

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