Outcome Measurements NLUTD/DES symptoms will be evaluated using the Vancouver NLUTD/DES questionnaire. This questionnaire assesses the following symptoms: incontinence, urgency, frequency, dysuria, hesitancy, straining and constipation. Quality of life (QOL) will be measured using the PinQ QOL measure. This questionnaire measures 6 domains of QOL: social, self-esteem, family, body image, independence and mental health. Both questionnaires have been deemed valid and reliable in children with the same diagnosis and age as the study population.