Critical appraisal:Ovaska J, Miettinen M, Kivilaakso E 1989

Article being appraised

Ovaska J, Miettinen M, Kivilaakso E. Adenocarcinoma arising in Barrett's esophagus. Dig Dis Sci 1989 Sep;34(9):1336-9 Available from: http://www.ncbi.nlm.nih.gov/pubmed/2766899.

Applicable clinical question

Study Design

prevalence and incidence study

Number of Patients:

32

Risk of bias

High risk of bias

Comments: Please replace this text and include any additional comments in regards to your quality rating

Source population of patients

Highly selected (single institution) or not described

Subject (sample) selection

Highly selected (selection at clinician's discretion regardless of whether sample consecutive), unclear or not described

Measurement of condition

Objective and reliable (based on registry or other equivalent source)

Follow-up complete and all patients included in the analysis?

Yes (follow-up >95%)

Result of appraisal

Included

Comments

Of 32 patients with BO, 3 developed adenocarcinoma during the follow-up period of 166.1 patient-years.

Completed by

This appraisal has been completed.

Article: Ovaska J, Miettinen M, Kivilaakso E. Adenocarcinoma arising in Barrett's esophagus. Dig Dis Sci 1989 Sep;34(9):1336-9 Available from: http://www.ncbi.nlm.nih.gov/pubmed/2766899.

Assigned to

User:Freddy.sitas

Topic area

Guidelines:Barrett's

Clinical question

Section below only relevant for Cancer Council Project Officer