. Author manuscript; available in PMC: 2020 Jun 29.

Published in final edited form as: J Drug Deliv Sci Technol. 2018 Jul 17;47:159–166. doi: 10.1016/j.jddst.2018.07.010

Table 4:

Model summaries.

Parameters	Particle Size	Polydispersity Index	Drug Loading
	Unstandardized Coefficient	Unstandardized coefficient	Unstandardized coefficient
Intercept	0.084	−1.06	3.69
X1	2.153E-003	0.019	-
X2	2.582E-003	0.019	0.58
X3	2.770E-004	0.037	-
X4	9.378E-003	−0.13	0.24
X5	0.030	−0.57
X2*X5	-	-	0.36
X2²	-	-	0.69
R2	0.8736	0.79	0.26
Adj. R2	0.8650	0.78	0.22
F value	94 (df=5,1)	57.24 (df=5,1)	6.45 (df=4,1)
Model p-value	<0.0001	< 0.0001	<0.0001