Measure | Month | |||||
---|---|---|---|---|---|---|
 | 0 | 4 | 12 | 24 | 36 | 48 |
Anthropomorphic | Â | Â | Â | Â | Â | Â |
  Weight (primary outcome) | X | X | X | X | X | X |
  Height | X | X | X | X | X | X |
  Waist circumference | X | X | X | X | X | X |
  Body composition with impedance | X | X | X | X | X | X |
  Body composition with BodPod (UNC only) | X | X | X | X | X | X |
Behavioral and cognitive | Â | Â | Â | Â | Â | Â |
  Diet (Food Frequency Questionnaire) | X | X |  | X |  |  |
  Specific questions about diet | X | X | X | X | X | X |
  Physical activity: Paffenbarger | X | X | X | X | X | X |
   Sedentary activity | X | X | X | X | X | X |
   Objective (arm bands) | X | X | X | X |  |  |
  Weight history | X |  |  |  |  |  |
  Weight management strategies | X | X | X | X | X | X |
  Self-weighing | X | X | X | X | X | X |
  Eating disorders assessment | X | X | X | X | X | X |
  Eating inventory | X | X | X | X | X | X |
  Autonomous motivation | X | X | X | X | X | X |
  Smoking, alcohol use | X | X | X | X | X | X |
  Sleep habits | X | X | X | X | X | X |
  Neighborhood, environment | X | X | X | X | X | X |
Medical | Â | Â | Â | Â | Â | Â |
  Blood pressure | X | X | X | X | X | X |
  Fasting lipids, glucose, insulin | X |  |  | X |  |  |
  Medication use | X | X | X | X | X | X |
  Medical events |  | X | X | X | X | X |
  DNA, serum, plasma | X |  |  | X |  |  |
Psychological assessments | Â | Â | Â | Â | Â | Â |
  Depression (CES-D) | X | X | X | X | X | X |
  Life events | X | X | X | X | X | X |
  Perceived stress | X | X | X | X | X | X |
  Quality of life | X | X | X | X | X | X |
Other questionnaires | Â | Â | Â | Â | Â | Â |
  Demographic data | X | X | X | X | X | X |
  Contact information | X | X | X | X | X | X |
  Weight status of friends and family | X | X | X | X | X | X |
  Treatment preference, satisfaction and post-treatment feedback | X | X | X | X | X | X |
Adherence (Intervention groups only) | Â | Â | ||||
  Attendance at adherence sessions |  | Throughout | ||||
  Monthly submission of weight data |  | Throughout |