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. Author manuscript; available in PMC: 2022 May 2.
Published in final edited form as: Metabolism. 2018 Feb 8;83:1–10. doi: 10.1016/j.metabol.2018.01.019

Table 1.

Groups of fatty acyl-carnitines identified in the principal components analysis.

Group Group name Constituent fatty acyl carnitines Eigen value
1 Fatty acyl carnitines mostly C14 and C16 in length C8-DC; C14:1; C16:1; C16:2; C16:3; C20:3-OH 24.8
2 Dicarboxyl and hydroxyl fatty acyl carnitines of C12 to C18 length C14/C8:1-DC; C14:1-OH; C16/C10:1-DC; C16:2-OH;
C18/C12:1-DC;C18:1/C12:2-DC; C18:2/C12:3-DC; C18:3		 9.14
3 Mono and di unsaturated fatty acyl carnitines of C12 to C18 length C12-DC; C12/C6:1-DC; C12:1;C12:2; C14:2; C12:2-OH; C14:3; C18:3-OH/C16:3-DC 5.60
4 Short-chain fatty acyl carnitines of C3 to C-5 length with one dicarboxyl fatty acyl carnitine C3; C4-OH; C5; C5-OH; C5:1;C20/C14:1-DC 4.70
5 Short and medium chain fatty acyl carnitines of C4 to C 10 length C4-DC/Ci4-DC; C6; C8; C10; C10:1 4.00
Carnitine Carnitine Carnitine