Table 3.

SN ratio for the response parameters at different levels

Factors	Signal-to-noise ratio
	Particle size				Entrapment efficiency
	−1	1	+ 1	R value	−1	1	+1	R Value
Amount of polymer	−43.41	−45.10	−45.73	2.32	35.75	37.13	38.15	2.41
Amount of drug	−45.76	−44.84	−43.64	2.12	37.91	37.12	35.99	1.92
Stabilizer type	−51.14	−47.48	−35.72	15.32	37.33	37.14	36.65	1.68
Polymer type	−44.22	−43.81	−46.21	2.41	37.16	36.77	37.19	1.39