process: gender, adjusted Standard Deviation Scores (SDS)
birth weight; adjusted SDS weight gain from birth to 6 weeks,
adjusted SDS weight gain between 6 weeks and 8 month,
adjusted SDS length at 6 weeks, adjusted SDS height at 2 years,
length of gestation,
adjusted SDS BMI at 2 years,
BMI at 8 months, and whether the child was obese or lean at 3 years
old [10].