Table 3.
Univariable odds ratio and 95% confidence interval for 30-day mortality with different aVR ST levels
| Whole cohort n = 15825 |
Normal intraventricular conduction n = 15315 |
RBBB n = 510 |
||||
|---|---|---|---|---|---|---|
| OR | 95% CI | OR | 95% CI | OR | 95% CI | |
| Lead aVR ST level | ||||||
| ST↑ of ≥1 mm vs. ST↑ of <1 mm | ||||||
| Anterior AMI | 1.33 | (1.08, 1.64) | 1.37 | (1.10, 1.70) | 1.19 | (0.55, 2.55) |
| Inferior AMI | 2.70 | (2.01, 3.63) | 2.78 | (2.07, 3.73) | 1.02a | (0.05, 20.68) |
| P-value for interaction between aVR ST level and infarct location | <0.0001 | <0.0001 | 0.4897 | |||
| ST↑ of ≥1.5 mm vs. ST↑ of <1.5 mm | ||||||
| Anterior AMI | 2.21 | (1.60, 3.06) | 2.43 | (1.74, 3.39) | 0.66 | (0.18, 2.45) |
| Inferior AMI | 3.98 | (2.53, 6.26) | 4.09 | (2.60, 6.43) | 2.43a | (0.10, 61.97) |
| P-value for interaction between aVR ST level and infarct location | 0.0365 | 0.0676 | 0.7664 | |||
aThese logit estimators use a correction of 0.5 in every cell of those tables that contain a zero.