From: The utility of pocket-sized echocardiography to assess left ventricular systolic function prior to permanent pacemaker implantation
Echocardiologist evaluation
LVSD absent (LVEF > 40 % )
LVSD present (LVEF < 40 % )
Sonographic trainee interpretation
LVSD absent (LVEF > 40%)
60 (91%)
2 (3%)
LVSD present (LVEF < 40%)
1 (1%)
3 (5%)