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The Total Extra Peritoneal (TEP) method versus the Transinguinal Preperitoneal Technique (TIPP) for inguinal hernia repair.
ISRCTN ISRCTN26433218
ClinicalTrials.gov identifier
Public title The Total Extra Peritoneal (TEP) method versus the Transinguinal Preperitoneal Technique (TIPP) for inguinal hernia repair.
Scientific title The Total Extra Peritoneal (TEP) method versus the Transinguinal Preperitoneal Technique (TIPP) for inguinal hernia repair: A multicentre randomised controlled trial.
Acronym GLADIOLA
Serial number at source NL31388.091.10
Study hypothesis TIPP has less adverse events than TEP.

Further reading:
The Tilburg double blind randomised controlled trial comparing inguinal hernia repair according to Lichtenstein and the transinguinal preperitoneal technique.
Trials. 2009 Sep 25;10:89.
http://www.ncbi.nlm.nih.gov/pubmed/19781069
http://www.controlled-trials.com/isrctn93798494

More information on hernia, treatment and research can be found at http:// www.liesbreukcentrumbrabant.nl
Lay summary Not provided at time of registration
Ethics approval METC judgement: waiting for approval
Study design Multicentre randomised active controlled parallel group trial
Countries of recruitment Netherlands
Disease/condition/study domain Inguinal hernia
Participants - inclusion criteria 1. Primary groin hernia, unilateral
2. Age > 18, < 80 years
3. American Society of Anaesthesiologists (ASA) classification 1-3
4. Signed informed consent
Participants - exclusion criteria 1. Recurrences
2. Age <18 or >80 years
3. Scrotal hernia
4. ASA classification >4
5. Acute incarcerated inguinal hernia
6. Psychiatric disease or other factors which make follow up or questionnaires unreliable
7. Previous preperitoneal surgery (e.g. radical prostatectomy)
8. Joint sessions (urology, vasectomy etc.)
Anticipated start date 01/03/2010
Anticipated end date 12/12/2012
Status of trial Stopped
Patient information material Patient information material may be found at http//www.gladiola.nl
Target number of participants 900
Interventions 900 patients will be randomly allocated to anterior inguinal hernia repair according to the transinguinal preperitoneal technique (TIPP) or totally extra peritoneal (TEP) technique, both with soft mesh.
The total duration of follow-up will be one year, post-operatively.
Primary outcome measure(s) 1. Incidence of adverse events
2. Chronic pain (Visual Analogue Score [VAS])
Data will be collected by VAS-diary and SF36-list (Health Status / Quality of Life). Digital forms will be filled in by the patients at the outpatient departments at 14 days, 3 months and one year after surgery.
Secondary outcome measure(s) 1. Costs
2. Quality of life (SF-36)
3. Return to daily activities
4. Return to work
Data will be collected by VAS-diary and SF36-list (Health Status / Quality of Life). Digital forms will be filled in by the patients at the outpatient departments at 14 days, 3 months and one year after surgery.
Sources of funding Radboud University Medical Centre, Nijmegen (Netherlands)
Trial website http://www.gladiola.nl
Publications
Contact name Mr  Giel G  Koning
  Address Department of Surgery,
Radboud University Medical Centre
Geert Grooteplein-Zuid 10
  City/town Nijmegen
  Zip/Postcode 6525 GA
  Country Netherlands
Sponsor Radboud University Medical Centre, Nijmegen (Netherlands)
  Address Department of Surgery,
Radboud University Medical Centre
Geert Grooteplein-Zuid 10
  City/town Nijmegen
  Zip/Postcode 6525 GA
  Country Netherlands
  Tel +31 (0)24 3611111
  Email g.koning@chir.umcn.nl
  Sponsor website: http://www.umcn.nl/Zorg/Afdelingen/Heelkunde
Date applied 31/01/2010
Last edited 04/01/2012
Date ISRCTN assigned 22/02/2010
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