Adding New Study Arms

Before you can customize each arm of your study, you will need to add in the arms.  Navigate to the Study Arms tab of Manage Study.  

+ New Arm 

• Name the arm
• Participants: Indicate how many participants of the total number of participants should go into this arm
• Auto-start?: Indicate if you would like the participant to be automatically started by WTH once they have completed all of the enrollment steps or if WTH should wait for a researcher to manually start them from the profile or Manage Participants view
• Financial Incentives: Check the box if...
  • Payments: Your participants will be paid any amount, such as an enrollment or survey completion payment. Payments must also be checked for any studies using lotteries.
  • Lottery: Your study will have an arm with lottery incentives.  
    • Fixed Position: You create a lottery with a certain number of digits and people win if their numbers match in the exact order (the same digit occurring in the same position). You can set a prize for each possible number of matches.
      • Most commonly used lottery scheme with digit drawing 2 
      • Example:
        
    • Lotto: You pick the number of digits in a lottery and then what the prize would be for matching any number of those digits. Position does not matter
• Example: 
  
• Number of digits: You set the number of digits the lottery. This applies to both the participant-chosen lottery numbers, and the selected winning numbers. Lotteries must be at least 1 digit. Most lotteries will likely be 2 or 3 digits.
• Note: Only one type of lottery can be added per arm 
• Medication Tools: 
  • Medication Reminders
  • Medication Names: Used to track relevant medications that your participants are taking for a medication adherence study.  By choosing this and selecting the number of medications, a tab will appears on each participant's profile
     
    
• Other Options:
  • Participant Partners:
  • Support Partners