Egyptian Journal of Radiology and Nuclear Medicine

Table 5 Comparison between two patient groups as regard variable plaque characteristics

From: High risk plaque criteria by multislice coronary CT angiography in patients with stable vs. unstable coronary artery disease: analytic cross-sectional study

	Total (n = 58)		Unstable group (n = 36)		Stable group (n = 22)		χ²	P
	No.	%	No.	%	No.	%	χ²	P
NRS	14	25.00	13	36.1	1	4.5	14.860*	<0.001*^a
LAP <60	32	55.17	29	80.5	3	13.6	49.44	<0.001*^a
SC	6	10.34	6	22.2	0	0.0	11.342*	0.001*^a
R.I > 1.1	17	29.3	11	30.5	6	35.5	0.2.916	0.08^a
R.I > 1.4	8	22.4	4	11.1	4	18.2	0.7301	0.3928^a
Calcium score
Min.–Max.	6.0–348.0		22.0–348.0		6.0–259.0		U = 318.0	0.272 ^b
Mean ± SD.	76.36 ± 77.13		90.58 ± 92.76		65.69 ± 62.42
Median	52.0		66.0		50.0

NRS napkin ring sign, LAP low attenuation plaque, SC spotty calcification, R.I remodeling index, p p value
*Statistically significant at P ≤ 0.05
^ax2 test
^bMann-Whitney test

Back to article page