Table 1 Patients’ (AVR) baseline characteristics and operative variables by degree of PPM
Patient Characteristics (AVR) | Overall N = 1953 | No PPM EOAi> = 0.85 N = 1166 | Moderate PPM 0.65 < EOAi< 0.85 N = 719 | Severe PPM EOAi = < 0.65 N = 68 | P value |
|---|---|---|---|---|---|
Age, years (SD) | 68.5(12.5) | 67.1(13.8) | 70.7(10) | 68.9(8.7) | < 0.01 |
Gender/Male (%) | 1048(53.7%) | 650(55.8%) | 355(49.4%) | 43(63.2%) | < 0.01 |
BMI, kg/m2 (SD) | 29.1(5.8) | 27.6(5.3) | 31.1(5.5) | 35.4(6.4) | < 0.01 |
History of DM (%) | 367(18.8%) | 174(14.9%) | 166(23.1%) | 27(39.7%) | < 0.01 |
History of Hypertension (%) | 1233(63.1%) | 672(57.6%) | 503(70%) | 58(85.3%) | < 0.01 |
History of PVD (%) | 182(9.3%) | 98(8.4%) | 74(10.3%) | 10(14.7%) | > 0.05 |
Log EuroSCORE (IQR) | 4.92(2.86–8.15) | 4.81(2.71–8.1) | 5.13(3.07–8.44) | 4.25(2.44–6.76) | > 0.05 |
Cross Clamp time(IQR) | 69(60–81) | 69(60–81) | 68(59–81) | 71(65–90) | > 0.05 |
Pre-op AF (%) | 259(13.8%) | 153(13.1%) | 100(13.9%) | 6(8.8%) | > 0.05 |
Ejection Fraction < 50% (%) | 323(16.5%) | 221(19%) | 93(12.9%) | 9(13.2%) | < 0.01 |
Need for post-op Permanent Pacemaker (%) | 26(1.33%) | 20(1.72%) | 6(0.83%) | 0(0%) | > 0.05 |
Biological valve (%) | 1601(82%) | 888(76.2%) | 651(90.5%) | 62(91.2%) | < 0.01 |
NYHA | < 0.01 | ||||
I | 149 (11.1%) | 99 (13.2%) | 48 (8.9%) | 2 (4%) | |
II | 644 (48.1%) | 361 (48.2%) | 254 (47.1%) | 29 (58%) | |
III | 497 (37.1%) | 262 (35.0%) | 219 (40.6%) | 16 (32%) | |
IV | 48 (3.6%) | 27 (3.6%) | 18 (3.3%) | 3 (6%) |