Symbiotic and adverse interplay of hypogeal germination periods on brown rice (Oryza sativa): nutrient and non-nutrient characteristics

Table 3 Antinutrient compositions and regression analysis of hypogeal germinated brown rice

(a) Expt. No.	Run Order	Hypogeal Germination Period	Tannin	Saponin	Oxalate	Phytate
		(h)	(%)	(%)	(mg/100 g)	(mg/100 g)
1	10	0(−1)	1.08 ± 0.01	2.22 ± 0.10	3.45 ± 0.03	8.81 ± 0.10
2	2	0(−1)	1.08 ± 0.02	2.22 ± 0.09	3.45 ± 0.05	8.81 ± 0.21
3	3	18(−0.5)	1.05 ± 0.02	2.14 ± 0.05	3.37 ± 0.05	8.19 ± 0.15
4	9	54(0.5)	1.01 ± 0.03	2.05 ± 0.08	2.86 ± 0.04	7.28 ± 0.07
5	7	72(1)	1.01 ± 0.01	2.03 ± 0.10	2.44 ± 0.01	6.99 ± 0.04
6	4	72(1)	1.01 ± 0.01	2.03 ± 0.10	2.44 ± 0.05	6.99 ± 0.06
7	5	36(0)	1.03 ± 0.03	2.08 ± 0.04	3.18 ± 0.03	7.68 ± 0.10
8	6	36(0)	1.03 ± 0.01	2.08 ± 0.02	3.18 ± 0.03	7.68 ± 0.14
9	8	36(0)	1.03 ± 0.02	2.08 ± 0.01	3.18 ± 0.02	7.68 ± 0.09
10	1	36(0)	1.02 ± 0.02	2.08 ± 0.04	3.19 ± 0.11	7.66 ± 0.03
(b) Model Terms	p-value
	Tannin	Saponin	Oxalate	Phytate
Model	< 0.0001	< 0.0001	< 0.0001	< 0.0001
h	< 0.0001	< 0.0001	< 0.0001	< 0.0001
h²	< 0.0001	< 0.0001	< 0.0001	< 0.0001
Lack of fit	0.5987	0.2028	0.1148	0.8416
R²	0.9999	0.9999	0.9998	0.9999
Adj. R²	0.9998	0.9999	0.9998	0.9998
Pred. R²	0.9998	0.9998	0.9997	0.9998
Ad. Prec.	362.44	4152.53	327.29	407.32
CV (%)	0.04	< 0.01	0.18	0.10
Std. Dev.	< 0.01	< 0.01	< 0.01	< 0.01

Data are presented as mean ± standard deviation (n = 5). h – hypogeal germinated brown rice; R² – coefficient of determination; Adj. R²- adjusted coefficient of determination; Pred. R² – predicted coefficient of determination; Ad. Pred. – adequate prediction; CV – coefficient of variation

ISSN: 2661-8974