MIS (N = 422) | CS (N = 422) | ||||
---|---|---|---|---|---|
n or n/N | % or Median (IQR) | n or n/N | % or Median (IQR) | p value | |
Echocardiographic parameters | |||||
LVEF (%) | 422 | 60.0 (55.0–63.0) | 422 | 55.0 (53.0–62.0) | 0.044 |
LVEDD (mm) | 384 | 55.0 (50.3–58.0) | 308 | 55.0 (51.0–60.0) | 0.518 |
LVESD (mm) | 368 | 35.0 (31.0–40.0) | 303 | 35.0 (31.0–41.0) | 0.363 |
Left atrial diameter (mm) | 385 | 56.0 (48.0–64.0) | 307 | 49.0 (44.0–58.0) | < 0.001 |
Right atrial diameter (mm) | 384 | 47.0 (40.0–54.0) | 306 | 41.5 (35.0–49.0) | < 0.001 |
Mitral opening (mm) | 54 | 3.6 (2.8–4.6) | 175 | 3.8 (3.1–4.8) | 0.242 |
PISA radius (mm) | 85 | 1.2 (1.0–1.4) | 53 | 1.0 (1.0–1.3) | 0.199 |
Vena contracta (mm) | 168 | 7.0 (5.0–8.0) | 114 | 6.0 (5.0–7.0) | 0.002 |
MV pathologies | |||||
Degenerative | 399/422 | 94.5 | 393/422 | 93.1 | 0.390 |
Functional | 23/422 | 5.5 | 29/422 | 6.9 | 0.390 |
Acute endocarditis | 16/422 | 3.8 | 23/422 | 5.5 | 0.251 |
Annulus dilatation | 400/422 | 94.8 | 366/422 | 86.7 | < 0.001 |
Annulus calcification | 29/422 | 6.9 | 43/422 | 10.2 | 0.085 |
AML prolapse | 87/422 | 20.6 | 99/422 | 23.5 | 0.319 |
AML flail | 27/422 | 6.4 | 29/422 | 6.9 | 0.782 |
PML prolapse | 289/422 | 68.5 | 224/422 | 53.1 | < 0.001 |
PML flail | 182/422 | 43.1 | 184/422 | 43.6 | 0.890 |
Chordae elongation | 107/422 | 25.4 | 90/422 | 21.3 | 0.167 |
Restrictive leaflet | 45/422 | 10.7 | 56/422 | 13.3 | 0.243 |
MV stenosis | 22/422 | 5.2 | 31/422 | 7.3 | 0.202 |
MV insuff. ≥ grade II | 418/422 | 99.1 | 417/422 | 98.8 | 1.000 |