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Table 2 Preoperative, perioperative and postoperative data

From: Impact of prosthesis-patient mismatch on early and late mortality after aortic valve replacement

Variable No PPM PPM P
(EOAI > 0.85 cm2/m2) n= 2613 (EOAI ≤0.85 cm2/m2) n = 344
Age, years 68±11 68±11 0.557
Sex    
  Female 965 (36.9) 163 (47.4) <0.001
Endocarditis 120 (4.6) 15 (4.4) 0.846
Preoperative LV function    
Severely impaired (EF <30%) 92 (3.5) 11 (3.2) 0.759
Hypertension 1125 (43.1) 166 (48.3) 0.067
Diabetes Mellitus 413 (15.8) 96 (27.9) <0.001
Body weight, kg 77±13 84±15 <0.001
Height, cm 170±9 170±9 0.807
Body surface area (BSA), m2 1.89±0.19 1.95±0.18 <0.001
Body mass index (BMI), kg/m2 26.8±4.0 29.3±5.0 <0.001
Peripheral vascular disease (PVD) 261 (10.0) 41 (11.9) 0.266
Renal dysfunction 147 (5.6) 19 (5.5) 0.938
Chronic obstructive pulmonary disease (COPD) 462 (17.7) 72 (20.9) 0.141
Cerebrovascular accident (CVA) 122 (4.7) 236 (6.7) 0.103
Prosthetic valve diameter, mm    
  Median 23 23  
Prosthetic valve type    
  Mechanical 1236 (47.3) 240 (69.8) <0.001
Concomitant coronary artery bypass grafting (CABG) 1121 (42.9) 135 (39.2) 0.197
Cardiopulmonary bypass (CPB) time, min 93±37 99±43 0.022
Aortic cross-clamp time, min 68±26 71±30 0.077
Effective orifice area (EOA), cm2 2.14±0.44 1.54±0.17 <0.001
Indexed effective orifice area (EOAI), cm2/m2 1.14±0.21 0.79±0.06 <0.001
Additive EuroSCORE 6±3 6±3 0.095
Logistic EuroSCORE 7.66± 8.14 8.64±9.29 0.146
Previous cardiac surgery 226 (8.6) 59 (17.2) <0.001
Mean follow-up, years 5.6±3.7 6.3±4.0 <0.001
Mortality ≤30 days 100 (3.8) 23 (6.7) 0.013
  1. Data are mean ± SD or percentage of patients.