Vacuum-assisted closure versus on-demand relaparotomy in patients with secondary peritonitis—the VACOR trial: protocol for a randomised controlled trial

Abstract Background Secondary peritonitis is a severe condition with a 20–32% reported mortality. The accepted treatment modalities are vacuum-assisted closure (VAC) or primary closure with relaparotomy on-demand (ROD). However, no randomised controlled trial has been completed to compare the two me...

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Main Authors: Pooya Rajabaleyan, Jens Michelsen, Uffe Tange Holst, Sören Möller, Palle Toft, Jan Luxhøi, Musa Buyukuslu, Aske Mathias Bohm, Lars Borly, Gabriel Sandblom, Martin Kobborg, Kristian Aagaard Poulsen, Uffe Schou Løve, Sophie Ovesen, Christoffer Grant Sølling, Birgitte Mørch Søndergaard, Marianne Lund Lomholt, Dorthe Ritz Møller, Niels Qvist, Mark Bremholm Ellebæk, The VACOR study group
Format: Article
Language:English
Published: BMC 2022-05-01
Series:World Journal of Emergency Surgery
Subjects:
Online Access:https://doi.org/10.1186/s13017-022-00427-x
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author Pooya Rajabaleyan
Jens Michelsen
Uffe Tange Holst
Sören Möller
Palle Toft
Jan Luxhøi
Musa Buyukuslu
Aske Mathias Bohm
Lars Borly
Gabriel Sandblom
Martin Kobborg
Kristian Aagaard Poulsen
Uffe Schou Løve
Sophie Ovesen
Christoffer Grant Sølling
Birgitte Mørch Søndergaard
Marianne Lund Lomholt
Dorthe Ritz Møller
Niels Qvist
Mark Bremholm Ellebæk
The VACOR study group
author_facet Pooya Rajabaleyan
Jens Michelsen
Uffe Tange Holst
Sören Möller
Palle Toft
Jan Luxhøi
Musa Buyukuslu
Aske Mathias Bohm
Lars Borly
Gabriel Sandblom
Martin Kobborg
Kristian Aagaard Poulsen
Uffe Schou Løve
Sophie Ovesen
Christoffer Grant Sølling
Birgitte Mørch Søndergaard
Marianne Lund Lomholt
Dorthe Ritz Møller
Niels Qvist
Mark Bremholm Ellebæk
The VACOR study group
author_sort Pooya Rajabaleyan
collection DOAJ
description Abstract Background Secondary peritonitis is a severe condition with a 20–32% reported mortality. The accepted treatment modalities are vacuum-assisted closure (VAC) or primary closure with relaparotomy on-demand (ROD). However, no randomised controlled trial has been completed to compare the two methods potential benefits and disadvantages. Methods This study will be a randomised controlled multicentre trial, including patients aged 18 years or older with purulent or faecal peritonitis confined to at least two of the four abdominal quadrants originating from the small intestine, colon, or rectum. Randomisation will be web-based to either primary closure with ROD or VAC in blocks of 2, 4, and 6. The primary endpoint is peritonitis-related complications within 30 or 90 days and one year after index operation. Secondary outcomes are comprehensive complication index (CCI) and mortality after 30 or 90 days and one year; quality of life assessment by (SF-36) after three and 12 months, the development of incisional hernia after 12 months assessed by clinical examination and CT-scanning and healthcare resource utilisation. With an estimated superiority of 15% in the primary outcome for VAC, 340 patients must be included. Hospitals in Denmark and Europe will be invited to participate. Discussion There is no robust evidence for choosing either open abdomen with VAC treatment or primary closure with relaparotomy on-demand in patients with secondary peritonitis. The present study has the potential to answer this important clinical question. Trial Registration The study protocol has been registered at clinicaltrials.gov (NCT03932461). Protocol version 1.0, 9 January 2022.
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spelling doaj.art-858961af5e224eed98fcedda31ee9bb32022-12-22T02:43:40ZengBMCWorld Journal of Emergency Surgery1749-79222022-05-0117111310.1186/s13017-022-00427-xVacuum-assisted closure versus on-demand relaparotomy in patients with secondary peritonitis—the VACOR trial: protocol for a randomised controlled trialPooya Rajabaleyan0Jens Michelsen1Uffe Tange Holst2Sören Möller3Palle Toft4Jan Luxhøi5Musa Buyukuslu6Aske Mathias Bohm7Lars Borly8Gabriel Sandblom9Martin Kobborg10Kristian Aagaard Poulsen11Uffe Schou Løve12Sophie Ovesen13Christoffer Grant Sølling14Birgitte Mørch Søndergaard15Marianne Lund Lomholt16Dorthe Ritz Møller17Niels Qvist18Mark Bremholm Ellebæk19The VACOR study groupResearch Unit for Surgery, Odense University HospitalResearch Unit for Anaesthesiology, Odense University HospitalResearch Unit for Surgery, Odense University HospitalOPEN, Open Patient Data Explorative Network, Odense University Hospital and Department of Clinical Research, University of Southern DenmarkResearch Unit for Anaesthesiology, Odense University HospitalSurgical Department, Hospital of Southwest JutlandSurgical Department, Hospital of Southwest JutlandSurgical Department, Holbæk HospitalSurgical Department, Holbæk HospitalKarolinska InstituteSurgical Department, Kolding HospitalResearch Unit for Surgery, Odense University HospitalSurgical Department, Viborg HospitalSurgical Department, Viborg HospitalSurgical Department, Viborg HospitalSurgical Department, Viborg HospitalSurgical Department, Aarhus University HospitalSurgical Department, Aarhus University HospitalResearch Unit for Surgery, Odense University HospitalResearch Unit for Surgery, Odense University HospitalAbstract Background Secondary peritonitis is a severe condition with a 20–32% reported mortality. The accepted treatment modalities are vacuum-assisted closure (VAC) or primary closure with relaparotomy on-demand (ROD). However, no randomised controlled trial has been completed to compare the two methods potential benefits and disadvantages. Methods This study will be a randomised controlled multicentre trial, including patients aged 18 years or older with purulent or faecal peritonitis confined to at least two of the four abdominal quadrants originating from the small intestine, colon, or rectum. Randomisation will be web-based to either primary closure with ROD or VAC in blocks of 2, 4, and 6. The primary endpoint is peritonitis-related complications within 30 or 90 days and one year after index operation. Secondary outcomes are comprehensive complication index (CCI) and mortality after 30 or 90 days and one year; quality of life assessment by (SF-36) after three and 12 months, the development of incisional hernia after 12 months assessed by clinical examination and CT-scanning and healthcare resource utilisation. With an estimated superiority of 15% in the primary outcome for VAC, 340 patients must be included. Hospitals in Denmark and Europe will be invited to participate. Discussion There is no robust evidence for choosing either open abdomen with VAC treatment or primary closure with relaparotomy on-demand in patients with secondary peritonitis. The present study has the potential to answer this important clinical question. Trial Registration The study protocol has been registered at clinicaltrials.gov (NCT03932461). Protocol version 1.0, 9 January 2022.https://doi.org/10.1186/s13017-022-00427-xSecondary peritonitisFaecal peritonitisVacuum-assisted closurePrimary abdominal closureRelaparotomy on-demand
spellingShingle Pooya Rajabaleyan
Jens Michelsen
Uffe Tange Holst
Sören Möller
Palle Toft
Jan Luxhøi
Musa Buyukuslu
Aske Mathias Bohm
Lars Borly
Gabriel Sandblom
Martin Kobborg
Kristian Aagaard Poulsen
Uffe Schou Løve
Sophie Ovesen
Christoffer Grant Sølling
Birgitte Mørch Søndergaard
Marianne Lund Lomholt
Dorthe Ritz Møller
Niels Qvist
Mark Bremholm Ellebæk
The VACOR study group
Vacuum-assisted closure versus on-demand relaparotomy in patients with secondary peritonitis—the VACOR trial: protocol for a randomised controlled trial
World Journal of Emergency Surgery
Secondary peritonitis
Faecal peritonitis
Vacuum-assisted closure
Primary abdominal closure
Relaparotomy on-demand
title Vacuum-assisted closure versus on-demand relaparotomy in patients with secondary peritonitis—the VACOR trial: protocol for a randomised controlled trial
title_full Vacuum-assisted closure versus on-demand relaparotomy in patients with secondary peritonitis—the VACOR trial: protocol for a randomised controlled trial
title_fullStr Vacuum-assisted closure versus on-demand relaparotomy in patients with secondary peritonitis—the VACOR trial: protocol for a randomised controlled trial
title_full_unstemmed Vacuum-assisted closure versus on-demand relaparotomy in patients with secondary peritonitis—the VACOR trial: protocol for a randomised controlled trial
title_short Vacuum-assisted closure versus on-demand relaparotomy in patients with secondary peritonitis—the VACOR trial: protocol for a randomised controlled trial
title_sort vacuum assisted closure versus on demand relaparotomy in patients with secondary peritonitis the vacor trial protocol for a randomised controlled trial
topic Secondary peritonitis
Faecal peritonitis
Vacuum-assisted closure
Primary abdominal closure
Relaparotomy on-demand
url https://doi.org/10.1186/s13017-022-00427-x
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