Evidence map›Paper›PMID 29511842›Full record

ArticleInternational journal of colorectal disease2018

Long-term mortality and recurrence in patients treated for colonic diverticulitis with abscess formation: a nationwide register-based cohort study.

Rasmus Gregersen, Kristoffer Andresen, Jakob Burcharth, Hans-Christian Pommergaard, Jacob Rosenberg

Abstract read
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In one paragraph

Article in International journal of colorectal disease, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed, 3 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

17 citing papers in PubMed, 3 syntheses or guidelines pooled it.

  1. Guideline
  2. Pooled it
  3. Pooled it
  4. Natural Language Processing Algorithm Accurately Classifies Diverticulitis-Related Complications and Predicts Long-Term Outcomes.Clinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association · 2026
    Article
  5. Review
  6. Article
  7. Review
  8. Article
  9. Article
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  11. [Indications for surgical treatment of diverticular disease].Der Chirurg; Zeitschrift fur alle Gebiete der operativen Medizen · 2021
    Review
  12. Review
  13. Do All Patients Require Resection After Successful Drainage of Diverticular Abscesses?Journal of gastrointestinal surgery : official journal of the Society for Surgery of the Alimentary Tract · 2020
    Article
  14. Review
  15. Article
  16. The coroner does not know!International journal of colorectal disease · 2018
    Article
  17. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors.

Rasmus GregersenCentre for Perioperative Optimization, Department of Surgery, Herlev Hospital, Herlev Ringvej 75, DK-2730, Herlev, Denmark. rasmusg90@gmail.com.ORCID http://orcid.org/0000-0001-9439-4933
Kristoffer AndresenCentre for Perioperative Optimization, Department of Surgery, Herlev Hospital, Herlev Ringvej 75, DK-2730, Herlev, Denmark.
Jakob BurcharthDepartment of Surgery, Zealand University Hospital, University of Copenhagen, Køge, Denmark.
Hans-Christian PommergaardDepartment of Surgical Gastroenterology, Rigshospitalet, Copenhagen, Denmark.
Jacob RosenbergCentre for Perioperative Optimization, Department of Surgery, Herlev Hospital, Herlev Ringvej 75, DK-2730, Herlev, Denmark.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeThe study aimed to investigate long-term mortality, recurrence, and death related to recurrence for patients admitted with acute diverticulitis with abscess formation (Hinchey stage Ib-II).

methodsThe cohort was identified by linking administrative registers for all Danish citizens in years 2000-2012. Patients were identified from ICD-10 discharge codes and stratified according to treatment (antibiotics, percutaneous abscess drainage, or surgery).

resultsFrom 6,641,672 persons, 3148 patients were identified with acute diverticulitis with abscess formation. Survival was comparable between treatment groups with a 1-year survival of 81-83% and a 5-year survival of 66-67% (p = 0.66). Glucocorticoid usage prior to admission increased risk of mortality with hazard ratio 1.64 (95%CI 1.39-1.93), 1.77 (1.20-2.63), and 1.92 (1.07-3.44) for the antibiotics, drainage, and operative treatment group, respectively. Drainage treatment increased risk of recurrence with sub-distribution hazard (SDH) of 1.52 (1.19-1.95) and operative treatment decreased risk with a SDH of 0.55 (0.32-0.93), both compared with antibiotic treatment (p = 0.0001). Recurrence occurred in 23.6% (18.5-30.1%) of patients in the drainage group, 15.5% (13.9-17.3%) in the antibiotics group, and 9.1% (5.1-16.1%) in the operative group. Recurrence-related mortality was 2.0% (0.9-4.4%) for the drainage group, 1.1% (0.7-1.8%) for the antibiotics group, and 0.6% (0.1-4.3%) for the operative group (p = 0.24). Most recurrences and recurrence-related mortality occurred within the first year after primary admission.

conclusionsThis study with complete national data revealed a high mortality and recurrence rate after diverticular abscesses. Survival was comparable between treatment groups, but patients treated with drainage had significantly higher risk of recurrence.

Indexed as

RegistriesAbscessAgedCohort StudiesDemographyDenmarkDiverticulitis, ColonicFemaleHumansKaplan-Meier EstimateMalePatient AdmissionProportional Hazards ModelsRecurrenceAbscessColorectal surgeryDanish registersDiverticulitisSurgery

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.