Table 1 Timeline, questions, personally-tailored feedback, and BCTs involved in six web-based sessions in two intervention groupsa
Session/ Time | Questions asked | Personally-tailored feedback/ Theoretical strategy involved | BCTs involved/ Name (code)b |
|---|---|---|---|
Session 1 (Week 1) | • MVPA in the past week • MVPA goal • MVPA self-efficacy • Preferred MVPA routine • Habit strength of MVPA | • MVPA guideline related to the main motivation selected (motivational strategy) • Feedback on current MVPA level related to the main motivation (self-regulation strategy) • Setting a goal for the next 2 weeks based on self-efficacy level (self-regulation strategy) • Developing habits based on preferred activity (habit development strategy) • Recognising prompts related to habit strength level (habit development strategy) | • Goal setting (behaviour)(1.1) • Feedback on behaviour (2.2) • Information about health consequences (5.1) • Information about emotional consequences (5.6) • Prompts/cues (7.1) • Habit formation (8.3) • Verbal persuasion about Capability (15.1) |
Session 2 (Week 3) | • MVPA in the past week • Weightc • Goal setting • MVPA goals (both long- and short-term, open questions) • Habits and prompts • Action planning phrased with/without reference to habit (open answers) | • MVPA guidance refresher based on the main goal (self-regulation strategy) • MVPA progress feedback • Long- and short- term SMART goals (motivational strategy) • Feedback on developing habits and noticing prompts (habit development strategy) • Action plan (self-regulation strategy) • Action plan with reference to behaviour repetition in a stable context (habit development strategy) | • Goal setting (behaviour)(1.1) • Goal setting (outcome) (1.3) • Action planning (1.4) • Feedback on behaviour (2.2) • Prompts/cues (7.1) • Habit formation (8.3) • Graded tasks (8.7) |
Session 3 (Week 5) | • MVPA in the past week • Weight • Coping self-efficacy • Action plan completed • Main prompts • Action plan evaluated (open answers) • Confidence to recognise prompts | • Boosting confidence and staying motivated based on identified barriers (motivational strategy) • MVPA progress feedback including graphs (self-regulation strategy) • Feedback on developing habits (habit development strategy) • Noticing prompts (habit development strategy) • Action plan (self-regulation strategy) • Action plan with reference to behaviour repetition in a stable context (habit development strategy) | • Action planning (1.4) • Review behaviour goal(s) (1.5) • Discrepancy between current behaviour and goal (1.6) • Monitoring of emotional consequences (5.4) • Anticipated regret (5.5) • Information about emotional consequences (5.6) • Prompts/cues (7.1) • Habit formation (8.3) |
Session 4 (Week 7) | • MVPA in the past week • Weight • Positive social support • Negative social support • Influence of others | • MVPA progress feedback (self-regulation strategy) • Positive influence of others and dyadic plans (motivational strategy) • Positive influence of others and dyadic plans (self-regulation strategy) • Positive influence of others and dyadic routines (habit development strategy) • Negative influence of others and staying motivated when others are not supportive • Encouraging others to be active | • Review behaviour goal(s) (1.5) • Discrepancy between current behaviour and goal (1.6) • Review outcome goal(s) (1.7) • Social support (practical) (3.2) • Social support (emotional) (3.3) • Information about others’ approval (6.3) • Self-reward (10.9) • Restructuring the social environment (12.2) |
Session 5 (Week 9) | • MVPA in the past week • Weight • Behavioural barriers • Re-evaluating short-term goal for the intervention (open questions) • Habit development | • MVPA progress feedback (self-regulation strategy) • Maintaining positive habits – coping planning (habit development strategy) • Relapse prevention based on the main barrier selected with an emphasis on staying motivated (motivational strategy) • Relapse prevention based on the main barrier selected with an emphasis on staying motivated and self-regulating (self-regulation strategy) • Relapse prevention based on the main barrier selected with an emphasis on staying motivated/self-regulating and maintaining positive habits (habit development strategy) | • Problem solving (1.2) • Review outcome goal(s) (1.7) • Reduce prompts/cues (7.3) • Behaviour substitution (8.2) • Habit reversal (8.4) • Reducing negative emotions (11.2) • Avoidance/ reducing exposure to cues for the behaviour (12.3) |
Session 6 (Week 11) | • MVPA in the past week • Weight • Habit strength | • MVPA progress feedback with graph (self-regulation strategy) • Weight changes throughout the program with graph (self-regulation strategy) • Tips to stay motivated (motivational strategy) • Tips to stay motivated and to self-regulate MVPA (self-regulation strategy) • Tips to stay motivated and to self-regulate MVPA and to follow newly developed routines (habit development strategy) • Success stories from other participants who increased MVPA levels (motivational strategy) | • Feedback on behaviour (2.2) • Feedback on outcome(s) of behaviour (2.7) • Information about health consequences (5.1) • Information about emotional consequences (5.6) • Information about others’ approval (6.3) • Behavioural practice/rehearsal (8.1) • Pros and cons (9.2) |