Contact | Face-to-face | Face-to-face | Face-to-face |
Time line | Following baseline assessment | Week 6–8 | 3 months |
Duration | 90 min | 45 min | 45 min |
Who delivers | Trained counsellor | Trained counsellor | Trained counsellor |
Intervention location | Home/research centre | Home/research centre | Home/research centre |
Social support | Invited friend/partner/family member | Invited friend/partner/family member | Invited friend/partner/family member |
Introduction | | Current well-being Experience of making change Importance of modest change Building towards 12-month weight loss target
| Current well-being Experience of making change Importance of modest change Building towards 12-month weight loss target
|
Motivational approaches | 24-h dietary recall/activity assessmentIdentify perceived diet/activity challenges Identify self-assessed motivations, confidence, ambivalence and personal value regarding weight change
| Identify self-monitored weight | Identify self-monitored weight |
Education—general | Healthy eating and activity principlesPortion size Energy-dense food and drinks Breakfast meals and snacks Activity and inactivity Demonstration of brisk walking + pedometer
| Discuss experience of changing diet and activity referring back to perceived challenges at visit 1. Check for queries or areas of confusion or elaboration Discuss walking + pedometer
| Discuss experience of changing diet and activity referring back to perceived challenges at visits 1 and 2 Check for queries or areas of confusion or elaboration Discuss walking + pedometer
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Education—personalised | Structured weight loss programme − 600 kcal diet prescription plan | Discuss progress towards achieving − 600 kcal diet | Discuss progress towards achieving − 600 kcal diet |
| Introduce diet or activity focus 1 | Discuss self-monitoring of focus 1 Provide positive feedback Identify challenges Discuss maintenance Introduce diet or activity focus 2
| Discuss self-monitoring of focus 2 Provide positive feedback Identify challenges Discuss maintenance of foci 1 and 2 Negotiate key long-term diet and activity goals based on: Perceived achievements Summarise success
|
| Provide body weight scales Explanation of self-monitoring procedures Remind about 12-month goal
| Re-enforce body weight techniques | Check body weight scales and the need for continued monitoring |
Professional support | | Confirm next appointment and identify date for call 1 | Confirm call 1 and identify date for call 2 |