when the overall goodness-of-fit to height data of polynomials in age was examined , for children measured on 7 or 8 occasions , it was found that cubic polynomials were necessary to describe the growth of boys and girls over the age range 5.0 to 11.0 years , but that cubic and quadratic coefficients could not be interpreted for individual children .
C0027361
individual
C0008059
children