Table 1

Baseline patients’ characteristics in the cohort of 643 patients and in the 3 groups of patients stratified according to the time elapsed from last MI
All Time from MI > 40 days and < 1,5 years Time from MI ≥ 1,5 years and < 7 years Time from MI ≥ 7 years
N = 643 N = 158 N = 171 N = 314
Age, years §
  Mean (±SD) 66.7 (±9.4) 66.4 (±11.1) 64.6 (±9.3) 67.9 (±8.4)
Male § 568 (88.3%) 129 (81.6%) 152 (88.9%) 287 (91.4%)
NYHA
  I 55 (8.6%) 12 (7.6%) 20 (11.8%) 23 (7.3%)
  II 315 (49.3%) 73 (46.5%) 89 (52.7%) 153 (48.9%)
  III 256 (40.1%) 65 (41.4%) 57 (33.7%) 134 (42.8%)
  IV § 13 (2.0%) 7 (4.5%) 3 (1.8%) 3 (1.0%)
LVEF, %
  Mean (±SD) 25.9 (±5.0) 26.2 (±5.1) 25.6 (±5.0) 26.0 (±4.9)
  Median (IQR) 26 (23, 30) 26 (24, 30) 26 (21, 30) 26 (23, 30)
History of permanent atrial fibrillation § 46 (7.2%) 8 (5.1%) 6 (3.5%) 32 (10.2%)
LBBB 168 (26.1%) 32 (20.3%) 46 (26.9%) 90 (28.7%)
Hypertension 301 (48.6%) 79 (52.0%) 85 (51.8%) 137 (45.2%)
Diabetes 182 (29.4%) 47 (30.9%) 45 (27.3%) 90 (29.7%)
CABG § 239 (37.2%) 33 (20.9%) 64 (37.4%) 142 (45.2%)
PTCA § 247 (38.4%) 86 (54.4%) 63 (36.8%) 98 (31.2%)
Amiodarone 154 (24.2%) 33 (21.2%) 48 (28.2%) 73 (23.5%)
Statins 319 (49.8%) 78 (49.7%) 91 (53.5%) 150 (47.9%)
Diuretics 545 (85.0%) 137 (86.7%) 140 (82.4%) 268 (85.6%)
Beta blockers 497 (77.8%) 128 (81.5%) 126 (74.1%) 243 (77.9%)
ACE inhibitors 507 (79.1%) 131 (82.9%) 129 (75.9%) 247 (78.9%)
Angiotensin II receptor inhibitors 52 (8.2%) 12 (7.7%) 13 (7.7%) 27 (8.7%)
Single-chamber ICD 341 (53.0%) 92 (58.2%) 87 (50.9%) 162 (51.6%)
Dual-chamber ICD 173 (26.9%) 36 (22.8%) 54 (31.6%) 83 (26.4%)
CRT-ICD 129 (20.1%) 30 (19.0%) 30 (17.5%) 69 (22.0%)
Time from last MI, years
  Median (IQR) 7.0 (1.6, 12.8) 0.5 (0.3, 0.9) 4.0 (2.7, 5.5) 12.9 (9.9, 17.4)

Numbers displayed as n (%), unless otherwise specified.

LVEF = Left Ventricular Ejection Fraction; LBBB = Left Bundle Branch Block; MI = Myocardial Infarction; IQR = Interquartile Range,SD = Standard Deviation

§ Significant difference (p < 0.05) at chi square test for proportions and ANOVA for means.

Boriani et al.

Boriani et al. BMC Cardiovascular Disorders 2012 12:72   doi:10.1186/1471-2261-12-72

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