Table 5.
Fatty acid composition (%) of leg meat from different native chicken lines with different growing periods

	5 weeks			12 weeks			SEM²	P-value³
	CON¹	CL1	CL2	CON	CL1	CL2	SEM²	Line	Period
16:0	21.03^b	21.60^b	21.06^b	23.32^a	23.18^a	23.51^a	0.17	0.6677	<0.0001^***
18:0	7.59	7.35	7.38	7.35	7.25	7.36	0.15	0.5649	0.3148
18:1	38.10	38.69	38.63	38.30	38.55	38.15	0.44	0.6557	0.6868
18:2	19.35^a	18.76^a	19.13^a	16.39^b	16.42^b	16.23^b	0.27	0.8513	<0.0001^***
18:3	0.43^a	0.45^a	0.45^a	0.39^b	0.40^b	0.39^b	0.01	0.6054	<0.0001^***
20:4	3.20	2.70	2.97	2.79	2.67	2.68	0.18	0.2485	0.1080
SFA	29.51^b	29.85^b	29.34^b	31.69^a	31.47^a	31.91^a	0.20	0.6713	<0.0001^***
UFA	67.38^a	66.92^a	67.41^a	64.84^b	64.70^b	64.32^b	0.22	0.7153	<0.0001^***
MUFA	43.40	44.11	43.87	44.38	44.35	44.17	0.49	0.8518	0.1863
PUFA	23.98^a	22.81^a	23.53^a	20.46^b	20.35^b	20.15^b	0.43	0.6760	<0.0001^***
UFA/SFA	2.28^a	2.24^a	2.30^a	2.05^b	2.06^b	2.02^b	0.02	0.7002	<0.0001^***
n-6/n-3	18.95	19.13	18.54	17.88	18.14	18.13	0.46	0.8181	0.0263^*
AI⁴	0.36^b	0.38^b	0.37^b	0.42^a	0.43^a	0.42^a	0.004	0.6436	<0.0001^***
TI⁵	0.80^b	0.82^b	0.80^b	0.90^a	0.91^a	0.90^a	0.001	0.6965	<0.0001^***
P/S⁶	0.81^a	0.76^a	0.80^a	0.64^b	0.63^b	0.65^b	0.01	0.6961	<0.0001^***

CON: Commercial native chicken, Hanhyup no.3, CL1: Candidate line C of GSP, CL2: Candidate line D of GSP.
Standard error of the means (n=30).
Significant differences at P<0.05^*, P<0.01^**, P<0.001^***
AI: atherogenicity index.
TI: thrombogenicity index.
P/S: PUFA/SFA.
Mean values with different letters within the same row differ significantly (P<0.05).