. Author manuscript; available in PMC: 2015 Jun 29.

Published in final edited form as: Catheter Cardiovasc Interv. 2014 Oct 4;85(4):E108–E115. doi: 10.1002/ccd.25660

TABLE III.

Fibrous Cap: Plaque Level Analysis

	STEMI (n = 38)	SAP (n = 31)	P-value
Lipid-rich plaque distribution (%)			0.15
Distal segment	36.84	54.84
Proximal segment	63.16	45.16
Fibrous cap measurement
Total area of fibrous cap (mm²)	8.43 ± 7.22	5.46 ± 5.00	0.06
Total fractional area (mm²)	31.19 ± 10.25	24.52 ± 8.09	0.02
Minimum cap thickness (μm)	31.63 ± 17.09	47.27 ± 26.56	0.01
Mean cap thickness (μm)	144.37 ± 27.05	165.30 ± 52.46	0.06
Fibrous cap categories
Thickness <65 μm
Surface area (mm²)	0.43 ± 0.45	0.15 ± 0.25	0.01
Fractional area (%)	1.65 ± 1.56	0.74 ± 1.20	0.05
Thickness 65–150 μm
Surface area (mm²)	4.5 ± 4.07	2.96 ± 4.04	0.12
Fractional area (%)	16.71 ± 6.56	12.14 ± 8.36	0.01
Thickness >150 μm
Surface area (mm²)	3.5 ± 3.13	2.35 ± 1.93	0.09
Fractional area (%)	12.83 ± 7.22	11.64 ± 7.72	0.48

Values are given as n, %, or mean ± SD.