From: The role of amputation as an outcome measure in cellular therapy for critical limb ischemia: implications for clinical trial design
Improved
Worse
% Imp
Total
p *
17
31
35.4%
48
R4
12
6
66.7%
18
0.0005
R5
5
25
16.7%
30
BMAC
13
21
38.2%
34
9
2
81.8%
11
0.003
4
19
17.4%
23
Control
10
28.6%
14
3
42.9%
7
0.2367
1
14.3%