In stratified subgroup analyses , the multiple health behavior change intervention was found to have a significant effect on total sedentary time ( hours/day ) at 12 months in survivors of colorectal cancer who were aged > 60 years ( -0.90 ; 95 % CI , -1.80 to -0.01 [ P = .05 ] ) , male ( -1.33 ; 95 % CI , -2.44 to -0.21 [ P = .02 ] ) , and nonobese ( -1.10 ; 95 % CI , -1.96 to -0.25 ; [ P = .01 ] ) .