At 3 months , there were significant decreases in weight ( -0.28 vs 0.68 kg , P = 0.002 ) , BMI ( -0.06 vs 0.44 kg/m2 , P = 0.003 ) , WC ( -0.28 vs 1.43 cm , P = 0.001 ) , and WHR ( -0.01 vs 0.01 , P = 0.045 ) in the intervention group compared with the control group .