Table 8. Sen's slope analysis data for correlation between incubation period (hr.) and core size (nm), hydrodynamic diameter (nm), zeta-potential (mV) and polydispersity index (PDI).

Parameter	Core size (nm)	Hydrodynamic diameter (nm)	Zeta potential (mV)	Polydispersity index (PDI)
Sen's slope	0.199	1.248	0.005	0.000
Lower bound (95%)	0.271	3.479	−0.002	0.000
Upper bound (95%)	2.034	0.000	0.643	0.008