Figure 1

Comparisons of physical activity between normal (N) and game (G) interventions. Comparisons of daily steps (A) and amount of daily physical activity at intensity of ≥ 3 (metabolic equivalents) METs (B). N, period of normal intervention; G, period of intervention using an activity monitor with game functions; PA, physical activity. Data are shown as means ± standard error of the mean (SEM).