Electronic reminders for cancer prevention: Factors associated with preference for automated voice reminders or text messages

► Automated voice reminders (AVR) and SMS text prompts may increase intervention use. ► 598 participants assigned to receive prompts selected reminder modality (AVR, SMS). ► We examined associations between participant characteristics and selected modality. ► 28% picked SMS: age, computer comfort and SMS use were associated with this choice. ► Both AVR and SMS reminders should be available so all can benefit from prompting.