From: Safety and outcomes analysis: transcatheter implantation of autologous angiogenic cell precursors for the treatment of cardiomyopathy
Variable
n
Mean
SD
95% conf. interval
Pre-treatment
52
28.6
10.4
25.7–31.5
Post-treatment
33.2
12.0
29.9–36.6
Difference
4.6
9.6
− 7.3– − 1.9
t = − 3.4607
p < 0.001