Table 2. Complication rates of temporary percutaneous mechanical circulatory support devices [informed by meta-analysis by Subramaniam et al. (9)].

Complication	IABP (%)	Impella (%)	TandemHeart (%)
Major bleeding	0.8–47	0.05–54	53–59
Access site bleeding	2–27	2–40	8–53
Haemolysis	0.7–7.2	10–46	5.3
Cerebrovascular accident	1–7	2.4–6.3	–
Limb ischaemia	0.3–42	0.07–10	3.4–11
Vascular injury requiring surgery	0.01–13.3	1.3–2	0.85–13
Access site infection	0.5–35	1.1	16
Sepsis	1–15.7	0.16–19	29.9
Device migration	1–8	0.05–23	8
Device malfunction	0.9–8.3	0.16–17	–

IABP, intra-aortic balloon pump.