Dietary fatty acid patterns and risk of metabolic syndrome: Tehran lipid and glucose study

Table 1 Factor loading matrix and explained variances for major fatty acid patterns identified by factor analysis¹

Fatty acids	Patterns
	1	2	3	4
	Short- and medium-chain SFA pattern	Long-chain FAs pattern	Omega-3 PUFA pattern	Long-chain SFA pattern
Butyric acid (C4:0)	0.846	− 0.346
Caproic acid (C6:0)	0.860	− 0.372
Caprylic acid (C8:0)	0.846	− 0.408
Capric acid (C10:0)	0.800	− 0.391
Lauric acid (C12:0)	0.587	− 0.324
Myristic acid (C14:0)	0.840	− 0.382
Palmitic acid (C16:0)	0.651
Stearic acid (C18:0)	0.736			0.496
Arachidic acid (C20:0)	0.505	0.560		− 0.460
Behenic acid (C22:0)		0.627		0.654
Lignoceric acid (C24:0)		0.586		0.683
Myristoleic acid (C14:1)
Palmitoleic acid (C16:1)	0.701		0.349
Oleic acid (C18:1)	0.655	0.314
Gadoleic acid (C20:1)			0.853
Erucic acid (C22:1)		0.459
Nervonic acid (C24:1)		0.544
Linoleic acid (C18:2, n-6)		0.685		− 0.468
α-linoleic acid (C18:3, n-3)	0.328	0.757
γ-linoleic acid (C18:3, n-6)		0.770
Eicosadienoic acid (C20:2, n-6)		0.616
Arachidonic acid (C20:4, n-6)			0.855
Eicosapentaenoic acid (C20:5, n-3)			0.584
Docosahexaenoic acid (C22:6, n-3)			0.858
Explained variance (%)	27.38	18.99	12.50	7.98
Cumulative explained variance (%)	27.38	46.38	58.88	66.85

¹Principle Component Analysis (PCA) performed on 24 fatty acids. Fatty acids with loadings ≥ 0.50 and less than − 0.50 (in bold) are being characteristic for the four patterns; loadings less than 0.3 are suppressed

ISSN: 2047-783X