2393031 BMIz body mass index z-scores 101 2393032 BMIZ BMI Z-score 38 2393044 BMI-Z body mass index Z-score 14 2393041 BMI-Z body mass index-for-age Z score 2 2393040 BMI-Z BMI-for-age Z score 1 2393042 BMI-Z body mass index Z-score for age and sex 1 2393043 BMI-Z body mass index-Z 1