Table 3.

Mixture experimental design to select the optimal wall materials.

Run	Factor wt% (Wall Material)		Response Variable: Bacterial Cycles Change log (CFU/mL)
	Gelatin [A]	Culture [B]	After Mixture	Gastric pH	Bile Salt
1	0.40	0.60	0.04	0.09	−1.87
2	0.65	0.35	0.19	−0.16	−1.25
3	0.20	0.80	−0.07	−3.18	−2.48
4	0.60	0.40	0.10	−0.56	−1.11
5	0.50	0.50	0.05	0.01	−1.22
6	0.80	0.20	−0.05	−2.05	−1.39
7	0.20	0.80	−0.06	−3.20	−1.98
8	0.80	0.20	−0.08	−3.15	−1.70
9	0.35	0.65	0.15	−1.59	−1.59
10	0.80	0.20	−0.08	−2.01	−1.55
p-value			0.0008	0.0005	0.0080