From: Safety and effectiveness of stem cell therapies in early-phase clinical trials in stroke: a systematic review and meta-analysis
Experimental (n = 461)
Control (n = 329)
Death
16
27
Tumours
5
0
Seizures
21
Recurrent stroke
8
1
Haematoma
Pain
3
Infections
11
9
Fever
19
Headache
14