Table 2 Continuous lifestyle monitoring plan
Lifestyle behaviour | Method | Subjective/objective | Minimum frequency per month/four weeks |
|---|---|---|---|
Objective continuous lifestyle monitoring | |||
Daily physical activity | 24/7 activity monitoring via health watch (PHB) | Objective | Habitual physical activity 3–5 days of monitoring; sedentary: 5 days of monitoring [16] |
Subjective continuous lifestyle monitoring | |||
Daily dietary habits and drinking behaviour | Self-report via chatbot based on 24 h food diary | Subjective | 2–3 days of food records (preferably at least one weekday and one weekend day) [17] |
Daily mental stress levels | Self-report via chatbot based on PANAS-scale (as Ecological Momentary Assessment (EMA) [18]) | Subjective | No specific frequency, EMA can be adjusted to the design of the study |
Daily sleep habits (quantity and quality) | Self-reported via chatbot based on Consensus Sleep Diary [19]; (additionally objectively via health watch) | Subjective (and objective) | At least 7 days including a weekend day [20] (Sleep diary); (5 nights for health watch [21]) |