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Table 3 Comparison of coronary artery disease between different grades of SCH

From: Characteristics of coronary artery disease in patients with subclinical hypothyroidism: evaluation using coronary artery computed tomography angiography

  All patients (n = 234) Mild SCH (n = 143) Moderate SCH (n = 62) Severe SCH (n = 28) p value
Types of plaque
 Calcified plaque 1.7 ± 1.8 2.0 ± 1.9 1.4 ± 1.6 0.7 ± 0.9* < 0.001
 Mixed plaque 1.3 ± 1.6 1.4 ± 1.9 1.1 ± 1.6 1.5 ± 1.7 0.302
 Non-calcified plaque 0.4 ± 0.7 0.3 ± 0.5 0.5 ± 0.7 0.9 ± 1.0* < 0.001
Grading of stenosis
 Minimal stenosis 1.1 ± 1.3 1.2 ± 1.4 1.2 ± 1.5 0.5 ± 0.8*# 0.021
 Mild stenosis 1.4 ± 1.4 1.4 ± 1.5 1.2 ± 1.4 1.8 ± 1.2*# 0.001
 Moderate stenosis 0.6 ± 0.7 0.6 ± 1.0 0.5 ± 0.9 0.6 ± 0.8 0.848
 Severe stenosis 0.2 ± 0.5 0.2 ± 0.5 0.2 ± 0.6 0.1 ± 0.2 0.069
Obstructive stenosis 0.4 ± 0.4 0.4 ± 0.5 0.4 ± 0.5 0.5 ± 0.5 0.831
SIS 3.5 ± 2.4 3.7 ± 2.4 2.9 ± 2.4 3.0 ± 1.8 0.084
SSS 6.8 ± 6.0 7.4 ± 6.4 5.4 ± 5.6 6.0 ± 3.5 0.092
  1. *Adjusted p < 0.05 versus Mild SCH;#adjusted p < 0.05 versus Moderate SCH.SIS, segment involvement scores; SSS, segment stenosis scores