. 2016 Aug 10;3(8):160059. doi: 10.1098/rsos.160059

Table 2.

Parameter estimations of equation (3.2), R² value of nonlinear least squares, and R²(ξ_a) of a normal fit to the residuals of the regression. *p<0.01, ^**p<0.001, ^***p<10⁻¹⁰.

parameter	γ_a	d	d₀	d₁	R²	N	R²(ξ_a)
estimate	0.414^***	−0.442^***	0.178^***	0.14469^**	0.28	1271	0.78