Table 3.

Topic list

Interview section		Interview topics
1	Overall impression	Personal experiences with the SMARTsize intervention Correspondence with expectations prior to implementation Perceived outcomes of the intervention for both professional and patient
2	Preparation	Confidence after preparation to implement intervention Required and needed knowledge and skills to implement intervention
3	Use of the SMARTsize intervention	Opinion/experience of letting the patient start independently and continuing with consultations Challenges with implementing SMARTsize Perceived patient experiences Motivating patients to participate in the intervention Satisfaction with implementation in own practice
4	Cooking classes	Organisation of cooking classes Experience with cooking classes Motivating patients to participate in cooking classes
5	Book	Experience with letting the patient work with the book
6	Website	Experience with letting the patient work with the website
7	Homescreener	Experience with letting the patient work with the homescreener
8	Implementation materials	Opinion about the implementation manual Experience with Facebook community Experience with the implementation website
9	Recruitment of patients	Evaluation of patient recruitment Recruitment methods
10	Evaluation and future	Overall evaluation of working with SMARTsize Use of SMARTsize in the future Recommendations for improvement of the program Needs to be able to continue working with SMARTsize