Intention-to-treat analysis indicated that participants who received an oncologist 's exercise recommendation with an exercise motivation package significantly increased their level of exercise participation in terms of minutes ( 47.57 added minutes per week ; 95 % confidence interval , 9.62-85 .52 minutes [ P = .022 ] vs control ) and in Metabolic Equivalent of Task ( MET ) - hours per week ( 4.14 additional MET-hours per week ; 95 % confidence interval , 1.70-6 .58 MET-hours [ P = .004 ] vs control ) compared with the control group .