From pretreatment to posttreatment , the intervention increased daily energy intake by 485 calories vs 58 calories for the control group ( adjusted difference , 431 calories ; 95 % CI , 282 to 581 ; P < .001 ) and increased the WAZ score by 0.12 units vs 0.06 for the control ( adjusted difference , 0.09 ; 95 % CI , -0.06 to 0.24 ; P = .25 ) .