Fig. 1

Mutually exclusive behavioural categories. ‘Busy Bees’: Physically Active and Low Sedentary, ‘Sedentary Exercisers’: Physically Active and High Sedentary, ‘Light Movers’: Physically Inactive and Low Sedentary, ‘Couch Potatoes’: Physically Inactive and High Sedentary. ^a Low Sedentary: Quartile 1 of the ratio between the average sedentary time and the average light-intensity physical activity time. ^b High Sedentary: Quartiles 2, 3 or 4 of the ratio between the average sedentary time and the average light-intensity physical activity time. ^c Physically Active: ≥150 min of moderate-to-vigorous physical activity per week. ^d Physically Inactive: <150 min of moderate-to-vigorous physical activity per week