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Centre for Evidence-
Based Medicine

Diverticulitis - Risk of recurrent admission and death after first emergency admission

Clinical Bottom Line

Diverticulitis - Risk of recurrent admission and death after first emergency admission.


Farmakis N, Tudor RG & Keighley MRB. The 5-year history of complicated diverticular disease. Ann Surg Oncol 1998;5:265-70

Clinical Question

In patients admitted as an emergency with complications of diverticular disease, what is the risk of a second emergency admission for further complications?

Search Terms

diverticular disease, emergency admission in Medline

The Study

  • The Study Patients: patients admitted for first time with emergent complications of diverticulitis
  • Prognostic Factor: emergency admission
  • The Outcome: death and readmission
Study Feature Yes No Can't Tell
Well-defined sample at uniform (early) stage of illness? x
Follow-up long enough? x
Follow-up complete? x
Blind and objective outcome criteria? x
Adjustment for other prognostic factors? x
Validation in an independent "test-set" of patients? x x

The Evidence

Prognostic Factor Outcome Time Measure Confidence Interval
emergency admission readmission 1 year 2.5% 0 to 5.3%
emergency admission death from diverticular disease 1 year 1.7% 0 to 3.9%


inadequate follow-up (less than 80%)

Expiry Date

Kill or Update by: 2001