Related factors to malnutrition were found: the risk factors for underweight and wasting - the stage of the disease and the metastasis risk (p=0.01 & p=0.005), acute diarrhea within 2 weeks prior to hospital admission (p=0.03 & p=0.02), weight loss within 1 month prior to hospital admission (p=0.02 & p=0.01); Ethnic minority children was a risk factor for underweight (p =0.04).