Table 3.
Mitral Leaflet Stiffness during Isovolumic Relaxation
| Isovolumic Relaxation
| ||||||
|---|---|---|---|---|---|---|
| Annular | Belly | Edge | ||||
|
| ||||||
| Ecirc | Erad | Ecirc | Erad | Ecirc | Erad | |
| Control | 45±11 | 13±3 | 35±11 | 9±3 | 40±10 | 11±3 |
| VNS | 41±11 | 12±3 | 28±12 | 7±2 | 38±11 | 11±3 |
| p-value | 0.01 | 0.04 | 0.01 | 0.04 | 0.01 | n.s. |
VNS= vagus nerve stimulation; Annular, Belly and Edge refer to leaflet regions illustrated in figure two; Ecirc=mitral leaflet stiffness in the circumferential direction, N/mm2; Erad=mitral leaflet stiffness in the radial direction, N/mm2; p<0.05 significant.