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Table 3 Correlations between the CAG and OCT data at single time points

From: Comparison of coronary arterial lumen dimensions on angiography and plaque characteristics on optical coherence tomography images and their changes induced by statin

CAG data

OCT data

Correlation

p-value

Baseline

 Minimal lumen diameter, mm

Fibrous-cap thickness, μm

−0.004

0.971

Maximum lipid arc, °

0.062

0.545

Mean lipid arc, °

0.071

0.494

Lipid length, mm

0.134

0.197

Lipid index

0.133

0.200

 Diameter stenosis, %

Fibrous-cap thickness, μm

−0.169

0.099

Maximum lipid arc, °

0.209

0.041

Mean lipid arc, °

0.105

0.308

Lipid length, mm

0.099

0.341

Lipid index

0.115

0.265

 Lesion length, mm

Fibrous-cap thickness, μm

−0.248

0.014

Maximum lipid arc, °

−0.303

0.003

Mean lipid arc, °

0.148

0.149

Lipid length, mm

0.754

<0.001

Lipid index

0.648

<0.001

Follow-up

 Minimal lumen diameter, mm

Fibrous-cap thickness, μm

−0.076

0.458

Maximum lipid arc, °

0.086

0.410

Mean lipid arc, °

0.087

0.433

Lipid length, mm

0.104

0.334

Lipid index

0.099

0.372

 Diameter stenosis, %

Fibrous-cap thickness, μm

0.018

0.870

Maximum lipid arc, °

−0.041

0.712

Mean lipid arc, °

−0.014

0.902

Lipid length, mm

0.072

0.506

Lipid index

0.065

0.561

 Lesion length, mm

Fibrous-cap thickness, μm

−0.112

0.300

Maximum lipid arc, °

0.176

0.107

Mean lipid arc, °

0.125

0.261

Lipid length, mm

0.639

<0.001

Lipid index

0.527

<0.001

  1. Correlations between the CAG data and OCT data were analyzed by Pearson or Spearman ranks test. A p-value < 0.05 was considered statistically significant. ° arc of lipid content. ° arc of lipid content.
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BMC Medical Imaging

ISSN: 1471-2342

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