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Table 1 Patient characteristics and risk factors in the study groups

From: Periprocedural and clinical outcomes of percutaneous coronary intervention of chronic total occlusions in patients with low- and mid-range ejection fractions

VariableG (N) (nom. = 25)G (M) (nom. = 25)G (L) (nom. = 25)p value
Age (years) (mean ± SD)60.40 ± 8.3760.042 ± 7.9161.07 ± 8.240.901
BMI (kg/m2) (mean ± SD)27.69 ± 2.4427.81 ± 2.2127.58 ± 1.640.928
CKD (nom. (%))3 (12%)5 (20%)12 (48%)0.01*
DM (nom. (%))7 (28%)8 (32%)15 (60%)0.042*
Dyslipidemia (nom. (%))14 (56%)16 (64%)17 (68%)0.671
Hypertension (nom. (%))20 (80%)18 (72%)20 (80%)0.738
Male (nom. (%))21 (84%)20 (80%)19 (76%)0.779
Post CABG (nom. (%))3 (12%)5 (20%)4 (16%)0.743
Prior PCI (nom. (%))8 (32%)10 (40%)5 (20%)0.304
Smoking (nom. (%))16 (64%)17 (68%)20 (80%)0.433
  1. Data are expressed as mean ± SD or number (%)
  2. BMI: body mass index, CABG: coronary artery bypass graft, CKD: chronic kidney disease, DM: diabetes mellitus, G (N): normal LVEF group, G (M): mid-range LVEF group, G (L): low LVEF group, *:significant