Table 4.

Physical and nutritional characteristics of finished products obtained from 18 extrusion runs

Run	Feed MC (% wb)	Screw speed (rpm)	Barrel temp (°C)	ER	BD (g/cm3)	Hardness (N)	IDF (% wb)	SDF (% wb)	IDF/SDF	TDF (% wb)	TPC (mg GAE/g sample)	IC50 (mg sample)
1	13	140	160	3.07	0.115	317	6.28	3.43	1.83	9.71	7.72	4.05
2	13	140	200	3.02	0.116	328	5.82	3.10	1.88	8.92	6.70	5.92
3	13	180	160	3.18	0.108	297	5.64	3.55	1.59	9.19	9.29	3.71
4	13	180	200	2.90	0.114	336	4.52	4.32	1.05	8.84	8.78	3.17
5	17	140	160	2.69	0.147	336	6.20	3.84	1.61	10.04	8.68	4.48
6	17	140	200	2.46	0.128	345	6.70	2.50	2.68	9.20	8.17	4.60
7	17	180	160	2.54	0.137	343	6.39	2.69	2.38	9.08	7.53	5.69
8	17	180	200	2.14	0.156	353	5.94	3.81	1.56	9.75	7.51	5.76
9	17	160	180	2.62	0.135	341	6.29	3.57	1.76	9.86	7.89	4.48
10	11.64	160	180	2.64	0.136	340	5.17	3.75	1.38	8.92	8.28	3.95
11	18.36	126	180	2.29	0.151	342	5.66	3.98	1.42	9.64	7.28	4.68
12	15	194	180	2.93	0.124	300	4.79	4.13	1.16	8.92	7.24	4.11
13	15	160	146	2.82	0.125	335	5.01	4.05	1.24	9.06	10.06	3.61
14	15	160	214	2.72	0.130	326	4.27	4.46	0.96	8.73	6.85	6.89
15	15	160	180	3.11	0.112	307	5.10	4.29	1.19	9.39	7.55	6.26
16	15	160	180	3.08	0.111	305	4.81	4.44	1.08	9.25	7.52	6.31
17	15	160	180	3.10	0.109	310	5.06	4.36	1.16	9.42	7.41	6.12
18 (Control)*	14	180	180	4.09	0.084	273	3.68	1.12	3.29	4.82	0.30	36.56
Nonextruded sample (with by-product) (calculated at 2 % wb moisture content)							11.57	2.26	5.12	13.84	15.88	0.94

Run 1–17: Use the same formulation of the raw material blend as described in materials and methods

Control: the formulation without by-product addition