From: Ageing with Chagas disease: an overview of an urban Brazilian cohort in Rio de Janeiro
Stage
n
Mean
SD
P-valuea
LVEF (%)
Indeterminate
164
70.6
6.4
A
112
69.2
7.5
B1
107
56.4
9.6*†
< 0.001
B2
18
39.6
5.4*†‡
C
78
31.2
9.9*†‡
D
29.9
10.6*†‡#ǁ