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  • Cleaning of the perineal/genital area before urine collection from toilet-trained children prevented sample contaminationCommentary

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Quality improvement
Cleaning of the perineal/genital area before urine collection from toilet-trained children prevented sample contamination

http://dx.doi.org/10.1136/ebn.11.1.25

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    S Vaillancourt

    Correspondence to: Dr S Vaillancourt, Montreal Children’s Hospital, Montreal, Quebec, Canada; suzanne.vaillancourt@mail.mcgill.ca

    QUESTION

    When collecting a midstream urine sample from toilet-trained children, does cleaning of the perineal/genital area before collection prevent sample contamination?

    METHODS

    Design:

    cluster randomised (by week) controlled trial.

    Allocation:

    not concealed.

    Blinding:

    blinded (microbiologists).

    Follow-up period:

    48 hours.

    Setting:

    emergency department of a tertiary care paediatric centre in Montreal, Quebec, Canada.

    Patients:

    350 toilet-trained children 2–18 years of age (45% 2–5 y, 37% 6–12 y, and 18% 13–18 y; 60% girls) who had a midstream urine sample requested for any medical reason. Children with developmental delay were excluded.

    Intervention:

    cleaning of the perineal/genital area twice, using liquid soap and gauze pads (n = 179) or no cleaning (n = 171) before collecting a midstream urine sample in a sterile container. Only samples with a positive urinalysis result were sent to the microbiology …

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    Footnotes

    • Source of funding: no external funding.