Fatty acid and cholesterol profiles and hypocholesterolemic, atherogenic, and thrombogenic indices of table eggs in the retail market

Table 3 Fatty acids contents of different egg parts in retail market

Fatty acid % of total fatty acids¹		Egg parts		Statistical analyses
Fatty acid % of total fatty acids¹		Whole eggs	Yolk	RSME	P-value
Caprylic	C8:0	0.283	0.399	0.197	0.424
Capric	C10:0	0.0587	0.0575	0.031	0.910
Lauric	C12:0	0.0556	0.0556	0.028	1.000
Myristic	C14:0	0.388	0.406	0.046	0.273
Palmitic	C16:0	25.96	26.07	0.434	0.483
Stearic	C18:0	9.600	9.628	0.303	0.795
Arachidic	C20:0	0.517^a	0.464^b	0.053	0.010
Total saturated fatty acids		36.86	37.03	0.599	0.453
Myristoleic	C14:1	0.162	0.210	0.078	0.093
Palmitoleic	C16:1	3.527	3.534	0.152	0.890
Oleic	C18:1	38.68^b	40.01^a	0.952	0.001
Eicosenoic	C20:1	0.253^b	0.324^a	0.076	0.015
Erucic	C22:1	0.064^b	0.232^a	0.069	0.001
Total monounsaturated fatty acids		42.69^b	44.31^a	1.012	0.001
Linoleic	C18:2	13.71	14.13	1.411	0.411
Linolenic	C18:3	0.302	0.307	0.047	0.768
Arachidonic	C20:4	1.42^b	1.48^a	0.082	0.045
Eicosapentaeonic, EPA	C20:5	0.053	0.056	0.033	0.831
Decohexaenoic, DHA	C22:6	0.495	0.485	0.096	0.771
Polyunsaturated fatty acids		15.98	16.46	1.486	0.373
Unsaturated fatty acids		58.67^b	60.77^a	1.764	0.003
UFA/SFA ratio		1.60^b	1.65^a	0.044	0.005
MUFA /PUFA ratio		1.66^a	1.55^b	0.089	0.002
Total n9		38.68^b	40.01^a	0.952	0.001
Total n6		15.26	15.61	1.455	0.497
Total n3		0.874	0.949	0.133	0.125
n6/n3 ratio		18.04	16.64	3.421	0.259

SFA saturated fatty acids, UFA unsaturated fatty acids, PUFA poly unsaturated fatty acids, MUFA mono unsaturated fatty acids, RSME, root square mean error
¹Each value is 20 pooled samples per egg part
^ab Means within a row sharing common superscripts are significantly different

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