Growth Curves and Z-Scores: Sorting It All Out

“How much does my baby weigh?” and “How long is my baby?” are two of the most frequently asked questions in the delivery room. From that point on, growth is followed closely by parents and primary care providers alike. Anthropomorphic measurements (height/length, weight, head circumference) are obtained routinely and are compared with standardized references to follow the growth pattern compared with the norm.