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. Author manuscript; available in PMC: 2013 Jul 26.
Published in final edited form as: J Biomech. 2012 Jun 15;45(11):2007–2013. doi: 10.1016/j.jbiomech.2012.04.009

Table 2.

Mitral Leaflet Stiffness during Isovolumic Contraction

Isovolumic Contraction
Annular Belly Edge
Ecirc Erad Ecirc Erad Ecirc Erad
Control 60±14 19±4 46±11 13±3 53±12 17±4
VNS 55±13 18±3 37±12 11±2 51±12 16±3
p-value 0.01 0.05* 0.01 0.01 0.03 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.

*

Absolute value is less than <0.05.