A how-to guide to design and develop your intervention protocol
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Want an example?! See below!
1-month physical activity study
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- Welcome to study message
- Start: Day 0
- Time: As soon as the participant is started in the arm
- Message:PARTICIPANT, welcome to the Fitbit study! Thank you for enrolling. game study! You will start every week with 60 points. For each day that you meet your target, you will keep 10 points. At the end of the week, if you have more than 50 points or more, you will move up a level. If you have less than 40 points, you will drop down a level.
- Repeat: no
- Daily step count from Fitbit
- Start: Day 0
- Time: As soon as the participant is started in the arm
- Length of window: All day
- Repeat: daily- every 1 day, 30 times
- Compliance: If participant walks > 10,000 target steps, mark as meeting their goal
- Start: Day 1
- Time: 11 am
- Repeat: daily- every 1 day, 30 times
- Feedback: if participant met their step count goal the previous day, then make them eligible for the lottery
- Message:
- eligible winner: You met your step goal yesterday and won AMOUNT in the lottery!
- eligible loser: You met your step goal yesterday, but did not win the lottery this time. Keep up the good work!
- ineligible winner: Had you met your step goal, you would have won AMOUNT in the lottery. ineligible loser: Had you met your step goal, you would not have won the lottery this time.
compliant. Otherwise, subtract 10 from their point balance. - Exercise tip #1
- Start: Day 3
- Time: 9 am
- Message: Exercise tip #1: Use a buddy system! Find a friend or relative who also wants to establish a healthier lifestyle and keep each other accountable to goals.
- Weekly check in text response Support partner messaging
- Start: Day 73
- Time: 10 am
- Message Prompt: Hi PARTICIPANT_FIRSTNAME, do you need help meeting your step goals? Text back yes or no.
- Length of participant response window: 10 am - 11:59 pm
- Repeat: weekly- every 1 week, 4 times
- Message:
- if participant texts back 'no':
- participant: We are glad to hear that you are meeting your step goals! Keep up the great work!
- if participant texts back 'yes':
- participant: Thank you for your response. We will reach out to you for assistance within one business day.
- study team: Participant needs help meeting goals. Reach out for assistance.
- if participant texts back invalid formatted text:
- participant: We didn't understand your response, please text back 'yes' or 'no'.
- if participant texts back 'no':
Start: Day 15
Time: 11 am
- Message Prompt: Hi PARTICIPANT, please 11 am
- Repeat: daily- every 1 day, 27 times
- Feedback: If participant has met their step goal at least 1 of the last 3 days, mark them as compliant. Otherwise send message to support partner.
- Message:
- PARTICIPANT_FIRSTNAME has not met their step count goal on at least 1 of the last 3 days. Please reach out to them to provide some encouragement!
- PARTICIPANT_FIRSTNAME has not met their step count goal on at least 1 of the last 3 days. Please reach out to them to provide some encouragement!
- Weekly level message
- Start: Day 7
- Time: 10 am
- Feedback:
- If participant has 50 or more points, the participant will be sent a message and move up a level. The point balance will reset to 70 points.
- Otherwise the participant will be sent a different message and move down a level. The point balance will reset to 70 points.
- Message:
- If participant has 50 or more points: You ended the week with (Game Points) points and met your goals! You are not at the (Levels) level.
- If participant has less than 50 points: Unfortunately, you ended the week with (Game Points) points and did not meet your goals. You are not at the (Levels) level.
- Midpoint survey
- Start: Day 15
- Time: 10 am
- Message Prompt: Hi PARTICIPANT, please click the following link to complete the mid-point demo survey! You have until END_DATE to complete the survey. SURVEYSURVEY_LINK
- Amount Length of time participant has to complete survey:14 days
Result of Survey Completion: if participant completes the survey, pay out $50
- Time to Complete: 14 days
- Repeat: no
Feedback: If the event is completed, the participant will be credited $50.
Mid point survey reminder
Start: Day 18
Time: 11 10 am
- Message: Please rememeber to log into the Fitbit study to complete your mid-point survey!
Repeat: daily- every 2 days, 3 times
Only send reminder to those who haven't completed the survey
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