From: The role of amputation as an outcome measure in cellular therapy for critical limb ischemia: implications for clinical trial design
Rest pain/R4
N
Amp N
Amp %
Brass 2006
88
3
3.4%
Klomp 1999
19
15.8%
Benoit 2011
7
0
0.0%
114
6
5.3%
Tissue Loss/R5
102
12
11.8%
41
16
39.0%
5
71.4%
150
33
22.0%