Table 3 CCTA findings at culprit vessel.

From: Prediction of optical coherence tomography-detected calcified nodules using coronary computed tomography angiography

 

CN group vessels (n = 12)

Non-CN group vessels (n = 129)

P value

Coronary artery calcification score

342 (203–855)

147 (33–318)

0.002

Calcified plaque volume, mm3

77.4 (29.3–212.8)

14.5 (0–38.9)

0.0002

Non-calcified plaque volume, mm3

1845 (1410–2070)

1747 (1344–2159)

0.75

Low-attenuation plaque volume, mm3

761 (471–1059)

690 (490–889)

0.74

Fibrous plaque volume, mm3

964 (736–1470)

1091 (844–1280)

0.6

Maximum calcified plaque area, mm2

8.12 (5.32–12.30)

1.44 (0–3.98)

 < 0.0001

Positive remodeling, n (%)

2 (16.7)

13 (10.0)

0.5

Very low-attenuation plaque, n (%)

0 (0)

27 (20.9)

0.02

Napkin-ring sign, n (%)

0 (0)

16 (12.4)

0.08

Spotty calcification, n (%)

0 (0)

35 (27.1)

0.007

Lesion, n (%)

0.11

RCA

3 (25.0)

32 (24.8)

 

LMT

1 (8.3)

0 (0)

 

LAD

7 (58.3)

71 (55.0)

 

LCX

1 (8.3)

26 (20.2)

 
  1. CACS coronary artery calcification score, CCTA coronary computed tomography angiography, CN calcified nodule, CPV calcified plaque volume, LAPV low-attenuation plaque volume, MCPA maximum calcified plaque area, NCPV non-calcified plaque volume, NPV negative predictive value, PPV positive predictive value.
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