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Sex and age differences in lower urinary tract dysfunction in healthy children

Martin Salö1,2, Malin Carvahlo Nejstgaard1, Mette Hambraeus1,2

  • 1Department of Clinical Sciences, Pediatrics, Lund University, Lund, Sweden.

Acta Paediatrica (Oslo, Norway : 1992)
|May 29, 2021
PubMed

Insights

A new questionnaire for Lower Urinary Tract Dysfunction (LUTD) was developed and tested in children. Daytime urinary incontinence is the most common symptom, with girls reporting more infections than boys.

Area of Science:

  • Pediatric Urology
  • Clinical Research
  • Health Outcomes

Background:

  • Limited data exists on healthy children's urinary tract symptoms.
  • Understanding these symptoms is crucial for managing congenital urinary tract conditions.

Purpose of the Study:

  • To develop and evaluate a Lower Urinary Tract Dysfunction (LUTD) questionnaire for children.
  • To assess the prevalence of lower urinary tract symptoms in a pediatric population.

Main Methods:

  • A 15-item questionnaire based on International Children's Continence Society (ICCS) definitions was administered.
  • The study included children aged 4-15 years without gastrointestinal or urinary tract conditions.
  • Ethical approval was obtained for the study.

Main Results:

  • A response rate of 82% (311/377) was achieved, with 50% female participants.
  • Urinary tract infections were more common in girls (20%) than boys (3%).
  • Daytime urinary incontinence was the most frequent symptom overall, particularly in younger children, while older children reported more previous infections.

Conclusions:

  • A validated Lower Urinary Tract Dysfunction (LUTD) questionnaire has been developed.
  • Daytime urinary incontinence is the most prevalent lower urinary tract symptom in children.
  • Girls exhibit a higher frequency of urinary tract infections compared to boys.
Abstract

Keywords:
enuresislower urinary tract symptomspaediatric surgeryurinary incontinence

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