I think a big part of it is that long-term survival rates aren't very high. If you need CPR because of an underlying illness, you're probably actively dying. If

I think a big part of it is that long-term survival rates aren't very high. If you need CPR because of an underlying illness, you're probably actively dying. If you're an older doctor, you probably know it. CPR has a much better success rate when something like an electric shock stops an otherwise-healthy person's heart.