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Table 2 Cardiovascular measurements in SLE-patients and controls

From: Increased prevalence of vulnerable atherosclerotic plaques and low levels of natural IgM antibodies against phosphorylcholine in patients with systemic lupus erythematosus

  Cases Controls P-level
IMT R, mm 0.60 ± 0.13 0.62 ± 0.13 0.27
IMT L, mm 0.59 (0.50 to 0.71) 0.60 (0.52 to 0.70) 0.62
Plaque,% (no.) 42.98% (n = 49) 30.32% (n = 37) 0.029
cIMarea R, mm2 11.39 (9.60 to 14.34) 11.90 (9.9.93 to 14.01) 0.51
cIMarea L, mm2 11.81 (9.41 to 13.43) 11.64 (9.88 to 13.83) 0.78
Low-echogenic plaques (grade 1) left and right carotid artery 44 31 0.0962
Low-echogenic plaques (grade 1) left carotid artery 25 13 0.016
Low-echogenic plaques (grade 1) right carotid artery 19 18 0.62
Plaque distribution* Plaque 0 = 62 (54.38%) Plaque 0 = 85 (69.67%) 0.015
  Plaque 1 = 20 (17.54%) Plaque 1 = 20 (16.39%) 0.74
  Plaque 2 = 29 (25.43%) Plaque 2 = 17 (13.93%) 0.019
History of cerebrovascular events 7.89% (n = 9) 0.81% (n = 1) 0.007
History of AMI 4.38% (n = 5) 0 0.025
History of CABG 2.63% (n = 3) 0 -
History of heart valve prothesis/impairmeant 9.64% (n = 11) 0.81% (n = 1) 0.002
History of peripheral arterial surgery 1.75% (n = 2) 0 -
Claudication 8.77% (n = 10) 0.81% (n = 1) 0.003
CVD** 21.92% (n = 25) 2.45% (n = 3) < 0.001
  1. *Plaque 0, no plaque; Plaque 1, plaque on one side; Plaque 2, plaque on both sides.
  2. **Either of history of: cerebrovascular events, AMI, CABG, heart valve prothesis/impairment, peripheral arterial surgery, claudication.
  3. AMI, acute myocardial infarction; CABG, coronary artery by-pass graft; cIMa, calculated intima-media area; CVD cardiovascular disease; IMT, common carotid intima-media thickness.