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Table 1 Inclusion and exclusion criteria

From: Trans-anal irrigation therapy to treat adult chronic functional constipation: systematic review and meta-analysis

Inclusion

Exclusion

Primary research

Audit/letters/commentaries/opinion/review articles

Patients with Chronic Functional Constipation (Obstructive defaecation and/or slow transit/IBS-C)

Studies in children (<18 years) only

Full articles published in peer-reviewed journals

Studies in neurogenic constipation only

English Language

Studies where all patients have undergone colorectal surgery (resection or rectopexy, etc.)

Retrograde irrigation using standard equipment performed at home

Studies in stoma patients only

Primary outcome is patient symptom improvement/response to treatment

Studies in antegrade irrigation only