Egyptian Journal of Radiology and Nuclear Medicine

Table 5 Relation of the syntax score by CT Syntax score, syntax score grading and different factors

From: Multi-slice coronary computed tomography angiography in assessment of coronary artery disease on the basis of syntax score

	Total score by CT	ANOVA or T-Test
	N	Mean ± SD	F or T	P-value
Diffuse disease
No	41	21.085 ± 8.662	− 5.207	< 0.001*
Yes	19	34.053 ± 9.628
COPD
No	51	25.010 ± 11.388	− 0.309	0.759
Yes	9	26.222 ± 6.685
Smoking
No	33	28.303 ± 9.125	2.589	0.012*
Yes	27	21.389 ± 11.567
DM
No	43	22.035 ± 10.383	− 4.053	< 0.001*
Yes	17	33.176 ± 7.126
Dyslipidemia
No	35	21.671 ± 8.684	− 3.223	0.002*
Yes	25	30.120 ± 11.634
Vulnerable plaque
No	49	25.051 ± 10.975	− 0.212	0.833
Yes	11	25.818 ± 10.323
PVD
No	58	25.302 ± 10.948	0.423	0.674
Yes	2	22.000 ± 0.000
Grading by CT
Mild	31	16.984 ± 3.548	139.214	< 0.001*
Intermediate	14	26.857 ± 3.060
Severe	15	40.600 ± 6.893
CABG	16	38.125 ± 8.137

*Statistically significant P value < 0.001

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