parameter	K_d	S₀	EPC₀	S_max	k	K_f	P_r
K_d	1	0.936**	−0.620	0.216	0.355	0.758	0.427
S₀	0.936**	1	−0.357	−0.106	0.531	0.790	0.223
EPC₀	−0.620	−0.357	1	−0.500	−0.132	−0.508	−0.922**
S_max	0.216	−0.106	−0.106	1	−0.613	−0.136	0.255
k	0.355	0.531	0.531	−0.613	1	0.553	0.361
K_f	0.758	0.790	0.790	−0.136	0.553	1	0.516
P_r	0.427	0.223	0.223	0.255	0.361	0.516	1