Table 7.

Effects of long-term protein restriction on health lipid indices in longissimus thoracis muscle of Shaziling pigs.

Item	Dietary Protein Levels					SEM	p-Value
	+20%	10%	0	−10%	−20%		ANOVA	Linear	Quadratic
n6:n3 PUFA	34.79 b	44.57 ab	51.92 a	43.26 ab	56.13 a	0.023	0.04	<0.01	0.03
ΣPUFA:SFA	0.17	0.21	0.22	0.18	0.21	0.010	0.29	0.34	0.44
AI	0.65	0.63	0.65	0.67	0.63	0.007	0.36	0.98	0.69
TI	1.52 b	1.54 ab	1.64 a	1.62 a	1.63 a	0.018	0.04	0.01	0.03
PI	0.12	0.20	0.18	0.15	0.17	0.010	0.09	0.72	0.27
DHFA	0.69	0.70	0.69	0.69	0.70	0.002	0.31	0.28	0.52
HSFA	0.30	0.30	0.30	0.30	0.29	0.002	0.48	0.65	0.66
Hpo/Hper	1.59	1.59	1.54	1.53	1.60	0.013	0.43	0.65	0.33

^a,b Values (n = 6–7) within a row with different lowercase differ significantly (p < 0.05) by the Kruskal–Wallis test.