Nurse-led proactive mobile application in symptom management for children with medical complexity: Study protocol for a randomized controlled trial.

Aim: To investigate the effect of a nurse support using a proactive mobile app to enhance parental self-efficacy in symptom management for children with medical complexity.

Design: A single-blinded, randomized controlled trial with a two-armed repeated measures design.

Methods: Eligible parents and the children will be recruited from the special schools and non-government offices.