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Table 1 Baseline characteristics and differences between patients with and without events in the follow-up

From: Late gadolinium enhancement by cardiovascular magnetic resonance is complementary to left ventricle ejection fraction in predicting prognosis of patients with stable coronary artery disease

  All patients Event free (n = 320) With events (n = 56) P Value*
ANTHROPOMETRY
 Age (y) 64 ± 11 63 ± 11 68 ± 10 0.003
 Sex (m) 292 (78%) 248 (76%) 44 (79%) 0.859
 Body mass index 26 ± 4 26 ± 4 26 ± 4 0.300
CAD RISK FACTORS
 Familiar history of CAD 170 (45%) 143 (45%) 27 (48%) 0.625
 Smoking habit 220 (59%) 179 (56%) 41 (73%) 0.015
 Diabetes 77 (21%) 66 (21%) 11 (20%) 0.867
 Hypertension 218 (58%) 185 (58%) 33 (59%) 0.876
 Hypercholesterolemia 214 (57%) 181 (57%) 33 (59%) 0.742
 # risk factors 2.4 ± 1.1 2.4 ± 1.1 2.6 ± 1.1 0.159
CLINIC HISTORY
 Previous CAD diagnosis 332 (88%) 277 (87%) 55 (98%) 0.012
 Previous myocardial infarction 246 (65%) 202 (63%) 44 (79%) 0.025
 NYHA classification (III class) 22 (6%) 11 (3%) 11 (20%) <0.0001
 Revascularization in the follow-up 79 (21%) 73 (23%) 6 (11%) 0.040
PHARMACOLOGICAL THERAPY
 β-blockers 289 (77%) 448 (78%) 41 (73%) 0.483
 Ca++−antagonist 76 (20%) 62 (19%) 14 (25%) 0.334
 Nitrates 159 (42%) 136 (43%) 23 (41%) 0.842
 Loop diuretics 135 (36%) 95 (30%) 40 (71%) <0.0001
 Aldosterone antagonist 51 (14%) 30 (9%) 21 (38%) <0.0001
 ACE-inhibitors/AT1-receptors antagonist 304 (81%) 257 (80%) 47 (84%) 0.526
 ASA 319 (85%) 275 (86%) 44 (79%) 0.156
 Statins 280 (75%) 240 (75%) 40 (71%) 0.572
 Anticoagulant 33 (9%) 18 (6%) 15 (27%) <0.0001
ECG
 Heart rate (bpm) 65 ± 13 64 ± 12 73 ± 14 <0.0001
 Non sinusal rhythm 12 (3%) 7 (2%) 5 (9%) 0.021
 QRS duration (msec) 105 ± 21 103 ± 19 112 ± 27 0.022
 QTc interval (msec) 425 ± 34 421 ± 32 447 ± 37 <0.0001
 LV hypertrophy 58 (15%) 50 (14%) 8 (16%) 0.942
 LBB block 59 (16%) 44 (14%) 15 (27%) 0.013
 RBB block 16 (12%) 12 (12%) 4 (14%) 0.612
 ST segment depression 46 (8%) 38 (7%) 8 (13%) 0.176
 Negative T waves 184 (49%) 151 (47%) 33 (59%) 0.105
 Q waves 164 (44%) 135 (42%) 29 (52%) 0.181
ECHOCARDIOGRAPHY
 LV EDV (ml/m2) 59 ± 22 57 ± 20 74 ± 30 <0.0001
 LV ESV (ml/m2) 31 ± 20 28 ± 16 49 ± 28 <0.0001
 LV EF (%) 51 ± 13 53 ± 12 39 ± 15 <0.0001
 LV WMSI 1.4 ± 0.5 1.4 ± 0.4 1.9 ± 0.5 <0.0001
 LV mass (g) 188 ± 59 186 ± 57 202 ± 70 <0.0001
 LV diastolic function (≥ pseudo-normal) 44 (12%) 25 (8%) 19 (34%) <0.0001
 Mitral regurgitation (≥ moderate) 56 (15%) 36 (11%) 20 (36%) <0.0001
 Pulmonary hypertension 34 (9%) 19 (6%) 15 (27%) <0.0001
 RVIT dilatation 17 (5%) 12 (4%) 5 (9%) 0.085
 RV dysfunction 38 (10%) 28 (9%) 10 (18%) 0.037
LATE GADOLINIUM ENHANCEMENT
 Total burden (% of LV mass) 13 ± 15 10 ± 12 28 ± 22 <0.0001
 Spatial extent (% of LV surface) 22 ± 22 18 ± 19 42 ± 29 <0.0001
 Max transmural extent (% of wall thickness) 55 ± 39 51 ± 39 73 ± 39 <0.0001
  1. LV = left ventricle; LBB = left bundle branch; RBB = right bundle branch; MR = mitral regurgitation; RVIT = right ventricle inflow tract.
  2. * Pearson Chi-Square or Fisher's exact test (where appropriate) for categorical data; Student's t-test or Mann–Whitney test (# risk factors, LV WMSI, late enhancement data) for numeric data.