Table 1: Quantitative analysis of changes in the aortic wall of rats fed with different frequencies of heated palm oil.

GroupsTunica intima (TI) thickness (μm) ± SEMTunica media (TM) thickness (μm) ± SEMTI : TM ± SEM

Control (C)23.9200 ± 1.6405442.5800 ± 18.77330.0546 ± 0.0040
Fresh (FPO)21.6250 ± 1.4244380.2100 ± 11.97070.0570 ± 0.0029b
5 times heated (5HPO)26.7817 ± 1.7856a450.7383 ± 43.61000.0659 ± 0.0048b
10 times heated (10HPO)30.1883 ± 2.1573a423.2150 ± 14.87800.0673 ± 0.0059b

aSignificant difference between heated oil and fresh oil ( ).
bSignificant difference between control and palm oil feeding groups ( ).
Results shown as mean ± standard error of mean (SEM).