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    Literature search strategy

    Databases

    Date searched

    Version/files

    MEDLINE (Ovid)

    25/04/2022

    1946 to April 22, 2022

    MEDLINE In-Process (Ovid)

    25/04/2022

    1946 to April 22, 2022

    MEDLINE Epubs ahead of print (Ovid)

    25/04/2022

    April 22, 2022

    EMBASE (Ovid)

    25/04/2022

    1974 to April 22, 2022

    EMBASE Conference (Ovid)

    25/04/2022

    1974 to April 22, 2022

    Cochrane Database of Systematic Reviews – CDSR (Cochrane Library)

    25/04/2022

    Issue 4 of 12, April 2022

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

    25/04/2022

    Issue 3 of 12, March 2022

    International HTA database (INAHTA)

    25/04/2022

    -

    The following search strategy was used to identify papers in MEDLINE. A similar strategy was used to identify papers in other databases.

    Literature search strategy

    Number

    Search term

    1

    exp Gastro-oesophageal Reflux/

    2

    ((Gastroesophag* or Gastro-oesophag* or Gastro oesophag* or Gastro-esophag* or Gastro esophag* or acid*) adj4 (Reflux* or junction*)).tw

    3

    (GORD* or Gord*).tw

    4

    Oesophageal Motility Disorders/

    5

    (Oesophageal* adj4 Motility* adj4 Disorder*).tw.

    6

    (Oesophageal* adj4 Dysmotility*).tw.

    7

    Heartburn/

    8

    (heartburn* or regurgitat*).tw.

    9

    pyros*.tw.

    10

    or/1-9 95631

    11

    Endoscopy/

    12

    Suture Techniques/

    13

    11 and 12

    14

    ELGP.tw.

    15

    (Endoluminal* or Endo-luminal*).tw.

    16

    Gastroplasty/

    17

    (Gastroplicat* or Gastro-plicat* or Gastroplast*).tw.

    18

    (Suture* adj4 (surg* or technic* or procedure* or method*)).tw.

    19

    (Endoscop* adj4 (suturin* or antireflux* or plication* or transoesophageal*)).tw.

    20

    or/14-19

    21

    Fundoplication/

    22

    fundoplicati*.tw.

    23

    21 or 22

    24

    (incisionless* or incision-less*).tw

    25

    23 and 24

    26

    TIF.tw.

    27

    20 or 25 or 26

    28

    10 and 27

    29

    EsophyX.tw.

    30

    EndoCinch.tw.

    31

    29 or 30

    32

    28 or 31

    33

    Animals/ not Humans/

    34

    32 not 33

    35

    limit 34 to ed=20210614-20220425