Table 2.

Diameter and length regression model coefficients

Model	Equation*	a	a SE	b	b SE	c	c SE	R2**
D vs. BSA, σ	1	1.976e−4	0.087e−4	0.3887	0.0032	0.6172	0.0108	0.87
D vs. HT, σ	1	1.279e−6	0.126e−6	0.3899	0.0031	1.046	0.018	0.87
D vs. age, σ	1	1.203e−4	0.055e−4	0.3927	0.0033	0.2381	0.0043	0.86
L vs. BSA	2	1.070	0.017			0.6444	0.0292	0.19
L vs. HT	2	5.851e−3	1.465e−3			1.084	0.050	0.19
L vs. age	2	0.7088	0.0233			0.2262	0.0114	0.16

BSA, body surface area (m²); D, diameter (cm); HT, height (cm); L, length (cm); SE, standard error of the regression coefficients.

^*Models are based on Eqs. 1 and 2.

^**Coefficient of determination.