Predictors of T wave changes
| Data | Early T wave normalisation v persistent negative T waves at hospital discharge | Delayed T wave normalisation v persistent negative T waves at 4 months | ||||||
|---|---|---|---|---|---|---|---|---|
| Univariate | Multivariate | Univariate | Multivariate | |||||
| χ2 | p Value | χ2 | p Value | χ2 | p Value | χ2 | p Value | |
| Clinical data | ||||||||
| Peak CK | 8.4 | 0.0045 | ||||||
| Peak CK-MB | 14.8 | 0.0002 | 9.1 | 0.0032 | ||||
| Anterior infarction | 8.4 | 0.0038 | ||||||
| Echocardiographic data | ||||||||
| Baseline score index | 4.2 | 0.04 | 7.4 | 0.0076 | ||||
| Sustained improvement | 38 | <0.0001 | 27.5 | <0.0001 | ||||
| Biphasic response | 11 | 0.0008 | ||||||
| Akinesis without change | 9.9 | 0.0016 | 12.2 | 0.0007 | ||||
| Angiographic data | ||||||||
| LVEF | 6.4 | 0.013 | 15.4 | 0.0002 | 4.3 | 0.041 | ||
| EDV | 7.8 | 0.006 | 13 | 0.0005 | ||||
| ESV | 7.5 | 0.007 | 8 | 0.005 | ||||
| ⩾70% IRA stenosis | 20 | 0.0001 | 20.9 | 0.0001 | ||||
| Occluded infarct artery | 7.3 | 0.007 | ||||||
| ⩾2 vessel disease | 8.3 | 0.0039 | 4.5 | 0.037 | ||||
| Revascularisation | 7.9 | 0.0049 | 9.6 | 0.0025 | 10.4 | 0.0013 | 7.4 | 0.008 |