Table 1.
Overview of questionnaires and measurements at various measurement points
| Baseline (T0) | Week 13 (T1) | Week 26 (T2) | |
| Measurements at home | |||
| Food diary (3 days) | X | X | X |
| Activity tracker (3 days) | X | X | X |
| Questionnaires (online or paper-and-pencil) | |||
| Physical activity | |||
| Duke Activity Status Index (DASI) | X | X | X |
| Nutritional status | |||
| Patient-Generated Subjective Global assessment | X | X | X |
| Psychological fitness | |||
| State-Trait Anxiety Inventory | X | X | X |
| Patient Health Questionnaire | X | X | X |
| Checklist Individual Strength | X | X | X |
| Outcomes | |||
| HRQoL-SF-36 | X | X | X |
| Questionnaires Com-B model | |||
| Capability | |||
| Psychological Capability | |||
| Health literacy (SBSQ-D) | X | ||
| Physical Capability | |||
| Physical sub scale SF-36 | (X) | ||
| DASI | (X) | ||
| Opportunity | |||
| Social influences | |||
| Social support (SSL-I) | X | ||
| Environmental context and resources | |||
| Barriers and motivators questionnaire | X | ||
| Health-smart behaviour inventory | X | ||
| Motivation | |||
| Beliefs about capabilities | |||
| Self-efficacy (SE-MCDS) | X | ||
| Personal control (Mastery Scale) | X | ||
| Goals and planning | |||
| Action planning and control planning questionnaire | X | ||
| Tests and questionnaires during study visit | |||
| Physical activity | |||
| Handgrip strength | X | X | X |
| Biceps strength | X | X | X |
| Quadriceps strength | X | X | X |
| Short Physical Performance Battery | X | X | X |
| Steep ramp test | X | X | X |
| Short QUestionnaire to ASsess Health-enhancing physical activity | X | X | X |
| Nutritional status | |||
| Bioimpedance analysis | X | X | X |
| BMI (height and weight measurement) | X | X | X |
| Hip-waist ratio | X | X | X |
| Cognitive ability | |||
| Montreal Cognitive Assessment | X | ||
| Outcomes | |||
| Tilburg Frailty Indicator | X | X | X |
BMI, body mass index; HRQoL, health-related quality of life; SBSQ, Set of Brief Screening Questions; SE-MCDS, Self-Efficacy to Manage Chronic Disease Scale; SF-36, Short Form 36; SSL-I, Social Support List-Interactions.