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    Interventional procedure overview of electrical stimulation of the pharynx for neurogenic dysphagia

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    Literature search strategy

    Databases

    Date searched

    Version/files

    Cochrane Database of Systematic Reviews – CDSR (Cochrane Library)

    28/03/2022

    Issue 3 of 12, March 2022

    Cochrane Central Database of Controlled Trials – CENTRAL (Cochrane Library)

    28/03/2022

    Issue 2 of 12, February 2022

    International HTA database

    28/03/2022

    -

    MEDLINE (Ovid)

    28/03/2022

    1946 to March 25, 2022

    MEDLINE In-Process (Ovid) & MEDLINE ePubs ahead of print (Ovid)

    28/03/2022

    1946 to March 25, 2022

    EMBASE (Ovid)

    28/03/2022

    1974 to 2022 March 25

    Embase Conference (Ovid)

    28/03/2022

    1974 to 2022 March 25

    Trial sources searched

    • Clinicaltrials.gov

    • ISRCTN

    • WHO International Clinical Trials Registry

    Websites searched

    • National Institute for Health and Care Excellence (NICE)

    • NHS England

    • Food and Drug Administration (FDA) - MAUDE database

    • Australian Safety and Efficacy Register of New Interventional Procedures – Surgical (ASERNIP – S)

    • Australia and New Zealand Horizon Scanning Network (ANZHSN)

    • General internet search

    MEDLINE search strategy

    The MEDLINE search strategy was translated for use in the other sources.

    1 Deglutition Disorders/ 22326

    2 ((Deglutition or swallow*) adj4 (difficult* or problem* or disorder*)).tw. 5801

    3 dysphagia.tw. 26227

    4 or/1-3 38685

    5 Electric Stimulation/ 115702

    6 Electric Stimulation Therapy/ 21575

    7 ((electr* adj4 stimul*) or EPS).tw. 92893

    8 (electrostimul* or electro-stimul* or galvanostimul* or (galvan* adj4 stimul*)).tw. 4341

    9 electrotherap*.tw. 1345

    10 (neurostimul* or neuro-stimul* or neuromodulat* or neuro-modulat*).tw. 18941

    11 (Peripheral adj4 sens* adj4 stimul*).tw. 363

    12 PES.tw. 7632

    13 or/5-12 207712

    14 Phagenyx*.tw. 0

    15 4 and 13 423

    16 14 or 15 423

    17 Animals/ not Humans/ 4944921

    18 16 not 17 399