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Table 2 Comparisons of time course of change in physical activity between normal and game interventions

From: A pilot crossover study: effects of an intervention using an activity monitor with computerized game functions on physical activity and body composition

  1 2 3 4 5 6
Steps/day       
  Normal 9,005 ± 501 8,864 ± 614 8,839 ± 516 8,452 ± 511 9,046 ± 573 8,218 ± 627
  Game 10,039 ± 699 10,471 ± 540 10,387 ± 550 11,039 ± 597 10,562 ± 530 10,339 ± 616
Three-way ANOVA       
  Group Intervention Time Interaction (G × I) Interaction (G × T) Interaction (I × T) Interaction (G × I × T)
  P = 0.063 P = 0.028 P = 0.714 P = 0.889 P = 0.9012 P = 0.308 P = 0.0386
PA (METs hour)/day       
  Normal 2.6 ± 0.3 2.5 ± 0.2 2.5 ± 0.2 2.3 ± 0.2 2.6 ± 0.3 2.1 ± 0.2
  Game 3.0 ± 0.3 3.1 ± 0.2 2.8 ± 0.2 3.3 ± 0.3 3.4 ± 0.2 3.0 ± 0.2
Three-way ANOVA       
  Group Intervention Time Interaction (G × I) Interaction (G × T) Interaction (I × T) Interaction (G × I × T)
  P = 0.832 P = 0.033 P = 0.196 P = 0.645 P = 0.593 P = 0.252 P = 0.196
  1. ANOVA, analysis of variance; G, group; I, intervention; METs, metabolic equivalents; T, time.