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Table 3 Body composition and blood pressure before and after intervention

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

Variables   Pre Post   Three-way ANOVA
Body mass (kg) N 56.0 ± 2.6 55.5 ± 2.7 Group Intervention Time Interaction (G × I × T)
  G 56.1 ± 2.6 55.4 ± 2.5 P = 0.879 P = 0.998 P = 0.001 P = 0.064
      Interaction (G × I) Interaction (G × T) Interaction (I × T)
      P = 0.879 P = 0.964 P = 0.5030
Lean body mass (kg) N 43.1 ± 2.0 42.9 ± 2.1 Group Intervention Time Interaction (G × I × T)
  G 43.0 ± 2.1 43.1 ± 2.1 P = 0.637 P = 0.976 P = 0.914 P = 0.0201
      Interaction (G × I) Interaction (G × T) Interaction (I × T)
      P = 0.9958 P = 0.5524 P = 0.331
Body fat percent (%) N 23.2 ± 0.8 22.8 ± 0.9 Group Intervention Time Interaction (G × I × T)
  G 23.4 ± 0.9 22.3 ± 1.0 P = 0.314 P = 0.914 P = 0.002 P = 0.444
      Interaction (G × I) Interaction (G × T) Interaction (I × T)
      P = 0.561 P = 0.542 P = 0.108
Body fat mass (kg) N 13.0 ± 0.8 12.7 ± 0.8 Group Intervention Time Interaction (G × I × T)
  G 13.1 ± 0.8 12.3 ± 0.8 P = 0.493 P = 0.938 P = 0.002 P = 0.719
      Interaction (G × I) Interaction (G × T) Interaction (I × T)
      P = 0.6262 P = 0.519 P = 0.097
Body mass index N 21.4 ± 0.5 21.2 ± 0.5 Group Intervention Time Interaction (G × I × T)
  G 21.5 ± 0.5 21.2 ± 0.5 P = 0.769 P = 0.971 P = 0.0005 P = 0.076
      Interaction (G × I) Interaction (G × T) Interaction (I × T)
      P = 0.754 P = 0.658 P = 0.495
Systolic BP (mmHg) N 112 ± 2 110 ± 2 Group Intervention Time Interaction (G × I × T)
  G 113 ± 2 111 ± 2 P = 0.887 P = 0.721 P = 0.045 P = 0.003
      Interaction (G × I) Interaction (G × T) Interaction (I × T)
      P = 0.491 P = 0.291 P = 0.638
Diastolic BP (mmHg) N 70 ± 2 70 ± 2 Group Intervention Time Interaction (G × I × T)
  G 70 ± 2 69 ± 2 P =0.631 P = 0.782 P = 0.677 P = 0.060
      Interaction (G × I) Interaction (G × T) Interaction (I × T)
      P = 0.878 P = 0.452 P = 0.694
Pulse pressure (mmHg) N 42 ± 2 40 ± 2 Group Intervention Time Interaction (G × I × T)
  G 44 ± 2 42 ± 2 P = 0.690 P = 0.463 P = 0.081 P = 0.257
      Interaction (G × I) Interaction (G × T) Interaction (I × T)
      P = 0.535 P = 0.040 P = 0.967
Pulse rate (beats/minute) N 67 ± 2 66 ± 2 Group Intervention Time Interaction (G × I × T)
  G 67 ± 2 67 ± 2 P = 0.223 P = 0.910 P = 0.723 P = 0.844
      Interaction (G × I) Interaction (G × T) Interaction (I × T)
      P = 0.865 P = 0.813 P = 0.813
  1. BP, blood pressure; Pre, before intervention; Post, after intervention. Figure Abbreviations are the same as Figure 2 and Table 2.