Algorithmic approaches to ostomy management: An integrative review.
Corey Heerschap, Britney Butt
PMID 34467661WHAT IT FOUND
Only one ostomy algorithm has been expert-validated, and its full treatment advice is not published; current tools mostly guide assessment and accessory use, not complete pouching decisions.
Key findings
01The review found only one validated ostomy algorithm, and the full algorithm with management recommendations was not published outside an adapted version.
02The only validated algorithm had a content validity index of 0.95, and in a construct validity study with 297 registered nurses using digital clinical scenarios, correct responses averaged 82.23%.
03The only fully published algorithm adaptation focused heavily on accessories, recommending paste or barrier rings even for a healthy protruding stoma, and considered only two mouldable pouching systems.
STILL TO COME
How it was doneWhat they foundWhat it means for RNs
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What it does not show
Only four studies were included, and they were validation, survey, prospective evaluation or quality-improvement studies rather than high-level trials. The search used only CINAHL and MEDLINE and English-language papers, so relevant studies may have been missed. The only validated algorithm was not fully published, so its management recommendations cannot be checked. Two included validation studies were industry funded, and the authors had employment, speaker honoraria, research grants or advisory relationships with an ostomy company. Implementation outcomes were reported together with education or system rollout, so the separate effect of the algorithm cannot be identified. Quality appraisal scores were good on average, but ethics and bias scored lowest. Manufacturer-specific algorithms were not captured by the search and were discussed separately.
Declared interests
The review authors declared no conflicts of interest. The included evidence was different: the only validated algorithm was studied in two industry-funded papers, with ostomy-company employment, speaker honoraria, research grants or advisory roles reported, and editorial support for the first validation study. A Coloplast-funded article was also used to discuss a manufacturer tool.
The easy way to misread this
Do not read this as proof that ostomy algorithms improve patient care. The review found only one validated algorithm, its full management recommendations were not published, and reported benefits came from validation or quality-improvement studies, not high-level trials.