All Patients (n = 155) | Patients without appropriate ICD therapy (n = 112) | Patients with appropriate ICD therapy (n = 43) | p-value | |
---|---|---|---|---|
Two-dimensional echocardiography | ||||
Left ventricular end-diastolic volume, (ml) | 247 ± 87 | 236 ± 83 | 274 ± 90 | 0.017 |
Left ventricular end- systolic volume, (ml) | 186 ± 72 | 181 ± 71 | 201 ± 73 | 0.117 |
Left ventricular ejection fraction, (%) | 25 ± 6.3 | 25 ± 6.4 | 26 ± 6.0 | 0.276 |
Left ventricular GLS, (%) | −7.4 ± 2.2 | −7.6 ± 2.1 | −6.7 ± 2.2 | 0.020 |
123I-MIBG SPECT | ||||
Heart mediastinum ratio late | 1.43 ± 0.2 | 1.47 ± 0.2 | 1.34 ± 0.2 | <0.001 |