Table 6.

Blood biochemical characteristics of Nile tilapia fed different levels of Persicaria odorata meal for 10 weeks.

Items	PO0	PO15	PO30	PO50	SEM	Linear	Quadratic
Total protein (g/dL)	3.42 ± 0.04	3.42 ± 0.13	3.58 ± 0.08	3.88 ± 0.03⁣∗	0.008	0.001	0.035
Albumin (g/dL)	1.11 ± 0.02	1.12 ± 0.12	1.14 ± 0.05	1.19 ± 0.01	0.006	0.311	0.345
Globulin (g/dL)	2.31 ± 0.02	2.37 ± 0.05	2.49 ± 0.06⁣∗	2.69 ± 0.02⁣∗	0.004	< 0.001	0.005
A:G ratio	0.48 ± 0.01	0.47 ± 0.05	0.46 ± 0.02	0.44 ± 0.00	0.002	0.135	0.727
AST (U/L)	37.18 ± 4.78	27.91 ± 4.56	31.82 ± 4.65	29.94 ± 2.84	8.316	0.125	1.74
ALT (U/L)	33.39 ± 3.08	22.16 ± 4.01⁣∗	24.47 ± 5.07	29.18 ± 3.02	5.072	0.018	0.007
ALP(U/L)	16.29 ± 6.51	22.40 ± 4.13	28.95 ± 6.55	21.42 ± 2.26	6.846	0.140	0.052
Total cholesterol (mg/dL)	144.85 ± 10.20	132.19 ± 3.02	141.62 ± 4.78	131.83 ± 3.55	7.122	0.096	0.695
Triglyceride (mg/dL)	102.61 ± 9.51	72.96 ± 6.17⁣∗	80.18 ± 6.99⁣∗	99.16 ± 8.71	3.000	0.882	0.020
HDL-c (mg/dL)	68.74 ± 5.04	75.20 ± 2.98	89.35 ± 2.04⁣∗	77.69 ± 3.43⁣∗	12.551	0.002	0.002
LDL-c (mg/dL)	52.39 ± 2.61	44.82 ± 1.60⁣∗	45.53 ± 3.38⁣∗	49.35 ± 0.74	5.333	0.193	0.003

Note: Data are mean ± SD values (three fish from each tank were pooled, n = 3).

⁣^∗Significant differences compared to the control group (PO0, Dunnett's test, p < 0.05).