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. 2017 Mar 18;6:210–213. doi: 10.1016/j.pmedr.2017.03.003

Table 1.

Participant characteristics and participation in study protocol.

Participant characteristics (n = 11)
Age M = 15.5 SD = 1.4
Body mass index M = 22.1 SD = 4.5
Female 54%
Ethnicity
 Caucasian 80%
 Asian American 10%
 Multi-racial 10%
Taking daily medication for ADHD 60%
ADHD med plus SSRI 40%
ADHD med plus acid reflux med 10%



Average participation Week 1 Week 2 Week 3 Week 4 Overall
Days Fitbit worn 91.2 84.4 88.6 76.8 85.2
 Males 95.0 88.6 85.7 82.2 87.9
 Females 88.1 80.9 90.5 72.2. 82.9
Synced Fitbit device 81.2 98.5 90.9 90.0 90.1
Adolescent questionnaires completed 86.4 68.2 90.9 90.9 84.1
 Before text reminder 36.4 40.9 36.4 22.7 34.1
 After text reminder 50 27.3 54.5 68.2 50.0
Parent questionnaires completed 100 54.5 90.9 90.9 84.1
Viewed FB posts and updates 38.2 * 21.8 29.9 30.0
Posted in group FB page 18.2 * 9.1 9.1 12.1
Posted on own FB page 27.3 66.7 18.2 36.4 37.1

*Due to a technical error, the group moderator was not able to post in the FB group for several days, skewing the data for this week. Study took place in Seattle, WA in 2015.