Research Article
Calcification Characteristics of Low-Flow Low-Gradient Severe Aortic Stenosis in Patients Undergoing Transcatheter Aortic Valve Replacement
Table 2
Aortic valve calcification characteristics.
| Parameters | Combined | LFLGAS | Non-LFLGAS | value |
| Total aortic valve | | | | | Calcification volume (mm3) | 1106 ± 164 | 627 ± 61 | 1264 ± 216 | <0.001 | Calcification mass (mg) | 660 ± 34 | 398 ± 39 | 747 ± 41 | <0.001 | Calcification density (HU) | 817 ± 10 | 766 ± 18 | 834 ± 12 | 0.004 | Noncoronary cusp | | | | | Calcification volume (mm3) | 378 ± 20 | 222 ± 20 | 429 ± 24 | <0.001 | Calcification mass (mg) | 282 ± 20 | 200 ± 60 | 309 ± 18 | <0.001 | Calcification density (HU) | 810 ± 13 | 754 ± 20 | 852 ± 11 | 0.01 | Right coronary cusp | | | | | Calcification volume (mm3) | 272 ± 18 | 201 ± 26 | 295 ± 21 | 0.06 | Calcification mass (mg) | 186 ± 13 | 127 ± 17 | 206 ± 16 | 0.03 | Calcification density (HU) | 801 ± 10 | 752 ± 19 | 829 ± 16 | 0.004 | Left coronary cusp | | | | | Calcification volume (mm3) | 309 ± 22 | 204 ± 28 | 344 ± 27 | 0.01 | Calcification mass (mg) | 219 ± 17 | 127 ± 18 | 250 ± 21 | <0.001 | Calcification density (HU) | 835 ± 10 | 785 ± 17 | 817 ± 11 | 0.003 |
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denotes a significant difference between patients with low-flow low-gradient severe aortic stenosis (LFLGAS) and those with non-LFLGAS.
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