highly significantp = 0.005
As regards the 3D-VCL, patients who needed a single MitraClip device had a VCL of 0.57 ± 0.23 cm, while those who needed more than one device had a mean VCL of 1.14 ± 0.33 cm, and the difference between the two groups is statistically highly significant ( p = 0.005, t = 3.25).