Efficacy of high-dose vitamin D supplementation vs. solifenacin or standard urotherapy for overactive bladder dry in children: a secondary analysis of a randomized clinical trial.
To investigate the efficacy of high-dose vitamin D supplementation (VDS) plus standard urotherapy (SU) in managing pediatric overactive bladder dry (OAB-dry), specifically in children with (1) vitamin D levels between 20 and 35 ng/mL and (2) heightened baseline symptom severity.