Table 1

Characteristics of 6232 patients without and with dyskinesia

Without dyskinesia (n=5559)With dyskinesia (n=673)p Value
*Patient delay is the time from start of symptoms until arrival at hospital.
†Where dyskinesia is included in the estimation of the wall motion index.
‡Where dyskinesia is not included in the estimation of the wall motion index.
AMI, acute myocardial infarction; WMI, wall motion index.
Median age (years) (5th and 95th centiles)68 (46 to 84)70 (51 to 85)<0.01
Men (%)69650.07
Systemic hypertension (%)23220.82
Diabetes mellitus (%)10130.01
Previous AMI (%)23270.01
Previous angina (%)36390.19
Anterior Q wave AMI (%)2358<0.01
Inferior Q wave AMI (%)3410<0.01
Bundle branch block (%)890.08
Patient delay (hours)*3.003.75<0.01
Thrombolytic treatment (%)42390.14
Ventricular fibrillation (%)690.01
Atrial fibrillation (%)1931<0.01
Congestive heart failure (%)5073<0.01
Hyperkinesia (%)1024<0.01
Dyskinetic WMI (D-WMI)†1.5 (0.8 to 2.0)1.0 (0.6 to 1.4)<0.01
Non-dyskinetic WMI (ND-WMI)‡1.5 (0.8 to 2.0)1.1 (0.7 to 1.6)<0.01
D-WMI distribution (%)<0.01
    <0.8417
    0.8 to 1.22461
    1.3 to 1.63121
    >1.6421