Presence Study

PRESENCE is a research study app exclusively for enrolled participants in the PRESENCE clinical trial, which examines pain management approaches for individuals with sickle cell disease (SCD). This app is not available for public download or use. Key Features (for enrolled participants only): • Daily pain and mood tracking • Educational modules about pain management • Secure messaging with study staff • Study questionnaire completion • Progress tracking and reporting IMPORTANT: This app requires a study-specific enrollment ID and can only be used by individuals who are officially enrolled in the PRESENCE clinical trial. If you are interested in participating in the study, please contact your healthcare provider or visit [study website URL] for more information. Privacy & Security: • HIPAA-compliant • Encrypted data transmission • Secure authentication required • IRB-approved research protocols Device Requirements: • Requires iOS 15.0 or later • Compatible with iPhone and iPod touch Category: Medical Age Rating: 12+ Note: Limited distribution app - for enrolled study participants only