Fig. 7
![Fig. 7](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs43055-022-00758-4/MediaObjects/43055_2022_758_Fig7_HTML.png)
Pie chart for post-intervention complications percentages (NA = not applicable, due to technical failure where complications cannot be assessed)
Pie chart for post-intervention complications percentages (NA = not applicable, due to technical failure where complications cannot be assessed)