Table 1—

Outcome results by treatment condition

Measure/conditionBaselineFollow-upTime F (1,64)Group × Time
F (1,64)η2
Physical activity summary
 Moderate-to-vigorous exercise   (min/day)29.59 (P < 0.001)0.01 (P = 0.938)0.000
  Unadjusted
   Intervention5.6 ± 6.217.6 ± 15.3
   Control7.3 ± 6.218.0 ± 17.3
  Log-transformed
   Intervention0.60 ± 0.471.03 ± 0.57
   Control0.75 ± 0.451.12 ± 0.42
 Walking (min/day)15.62 (P < 0.001)0.08 (P = 0.781)0.001
  Unadjusted
   Intervention6.4 ± 6.212.5 ± 9.5
   Control8.4 ± 8.416.8 ± 22.8
  Log-transformed
   Intervention0.68 ± 0.450.96 ± 0.48
   Control0.78 ± 0.461.01 ± 0.49
Depressive symptoms (CES-D)
 Intervention16.9 ± 11.614.9 ± 12.50.06 (P = 0.809)2.77 (P = 0.101)0.042
 Control17.6 ± 10.419.9 ± 14.2
  • Data are means ± SD. CES-D, Center for Epidemiologic Depression Scale.