Table 2. Potential design features of a parent-led childhood cancer pain management app.

Anticipated design feature	Associated theme(s) and subtheme(s)
Daily multidimensional child pain assessment	• Recommendations pertaining to parent-led digital cancer pain management specifically > Comprehensive pain assessments
Evidence-based care cards explicitly directing parent pain management activities	• The need for and value of a digital cancer pain management intervention > Informational and procedural support for parents needed • Recommendations pertaining to pediatric digital health interventions in general > Credibility-related recommendations: quality evidence base • Recommendations pertaining to parent-led digital cancer pain management specifically > Multimodal integrative pain management advice
Nurse chat feature enabling clinician contact for parents	• The need for and value of a digital cancer pain management intervention > Real-time interdisciplinary pain care needed • Recommendations pertaining to pediatric digital health interventions in general > Credibility-related recommendations: clinician integration
Caregiver resources with information-based psychosocial support for parents	• The need for and value of a digital cancer pain management intervention > Means to negotiate the emotional burden of pain care on parents needed
Reviewable pain report trends	• Recommendations pertaining to pediatric digital health interventions in general > Usability-related recommendations: tracking capacity • Recommendations pertaining to parent-led digital cancer pain management specifically > Capacity to track pain overtime
Parent and child profile personalizing app	• Recommendations pertaining to pediatric digital health interventions in general > Credibility-related recommendations: personalization • Recommendations pertaining to parent-led digital cancer pain management specifically > Detailed patient history • Recommendations pertaining to pediatric digital health interventions in general > Usability-related recommendations: accessibility
Clinical care disclaimer	• Recommendations pertaining to pediatric digital health interventions in general > Credibility-related recommendations: clinical disclaimer
Integrated behaviour change techniques such as motivational notifications, badges	• Recommendations pertaining to pediatric digital health interventions in general > Usability-related recommendations: gamification