Twenty-nine sedentary patients ( 55.1 11.6 years , BMI = 31.2 6.1 kg/m ( 2 ) , eGFR = 26.9 17.4 mL/min/1 .73 m ( 2 ) ) were randomly assigned to a home-based exercise group ( n = 14 ) or to a control group ( n = 15 ) that remained without performing exercise .