Table 1.

Demographic data and chemical detection indicators.

Index	Stable plaque	Unstable plaque
Gender
Male	1	3
Female	2	0
Age (years, average)	65–85, 73 ± 10.58	61–70, 66.67 ± 4.933
Systolic pressure	152.7 ± 20.03	144 ± 8.386
Diastolic pressure	90.33 ± 12.66	79.67 ± 4.726