. Author manuscript; available in PMC: 2018 Sep 26.

Published in final edited form as: Mol Biosyst. 2017 Sep 26;13(10):2069–2082. doi: 10.1039/c7mb00390k

Table 2.

Regression models for instantaneous total cell velocity above cut-off^*

H^%_v,tot = C + C_conc[L]^n_conc + C_grad∇L^n_grad + C_cross[L]^n_c,c∇L^n_g,c
Parameter	Model 1	Model 2	Model 3C	Model 3G
RMSE	0.1732	0.1732	0.1759	0.1731
C	0.060	0.076	0.082	0.078
*C_conc*	0.0005	0.001	0.031	N/I
*n_conc*	0.019	0.021	0.559	N/I
*C_grad*	0.013	0.013	N/I	0.013
*n_grad*	0.836	0.829	N/I	0.843
*C_cross*	0.017	N/I	N/I	N/I
*n_c,c*	1.12E−06	N/I	N/I	N/I
*n_g,c*	1.72E−06	N/I	N/I	N/I

N/I: not included. Units are: H^%_v,tot, percentage; ligand concentration, ng/ml; and ligand gradient, ng/ml/mm.