I don’t know. From what I understand lung issues are far more common. I mentioned it as I thought it might resonate with the Americans reading, seeing as the White House Security Director has had part of his leg amputated.
ETA:
To make it clear, I was offering the range of complications that don’t involve death. I am becoming increasingly frustrated by people and media outlets that concentrate on deaths alone. But again, EVEN THEN, Sweden’s death count is bad.