Watch with Alarm for Timed-voiding in Children (WATCH) Study

INTERVENTION: Children will receive a personalised alarm watch, with the alarm on the watch set to approximately two hourly intervals by the trial coordinator at times defined by the parents to fit in with the child’s daily routine and then “locked” to prevent tampering. Children will be asked to void approximately every 2 hours while awake using their watches to help them. 1. The watch will be set to alarm approximately every 2‐3 hours during the day at times defined by parents to fit in with the child’s activities (eg at recess and lunch times). It will not be alarming overnight. 2. The alarm watch will be work daily for the duration of the study treatment period (3 months) CONDITION: Daytime urinary incontinence PRIMARY OUTCOME: Proportion of patients cured at 3 months measured by a bladder diary SECONDARY OUTCOME: Change in daytime wetting (compared to baseline) Completeness of bladder emptying (compared to baseline) Proportion relapsed by 6 months (to assess whether treatment success is sustained) Quality of life Satisfaction questionnaire incorporating the child and families satisfaction with the treatment protocol including their attitude to the watch, length of treatment, relapse and their overall satisfaction of treatment received Time to achieve cure measured by a bladder diary INCLUSION CRITERIA: Children aged 5 to 13 years who have DUI at least twice per week (in the past 2 weeks) for which a timed voiding program is indicated