Participants lost an average of 2.27 lbs ( P < 0.001 ) with a BMI decrease of 0.36 kg/m ( 2 ) ( P < 0.001 ) and 1.30 lbs ( P < 0.01 ) with a BMI decrease of 0.20 kg/m ( 2 ) ( P < 0.01 ) in INCENT and LMW , respectively .