1. Box plot of hospital length of stay (in days) for the STD and TAVI groups before (blue) and after (green) the TAVI/turn-down date.
Box plot of hospital length of stay (in days) for the STD and TAVI groups before (blue) and after (green) the TAVI/turn-down date. Boxes indicate the IQRs with a central band corresponding to the median, whereas the ‘whiskers’ indicate upper and lower limits. *p<0.05. Mann-Whitney U test for non-parametric data. NS, not significant; STD, surgical turn down; TAVI, transcatheter aortic valve implantation.
Phillip M Freeman et al. Open Heart 2016;3:e000414
©2016 by British Cardiovascular Society