Lausanne criteria | P-wave | | |
Left atrial enlargement | b | |
Right atrial enlargement | b | |
|
QRS complex | | |
QRS axis deviation | 1.5 (0.8 to 2.7) | |
Increased voltage | 1.1 (0.2 to 8.1) | |
Pathological Q-waves | 4.3 (1.6 to 11.6) | 2.2 (0.8 to 6.0) |
Right or left bundle branch block | 2.6 (0.8 to 8.2) | 1.5 (0.5 to 4.8) |
R or R’ wave in lead V1 | 2.2 (0.3 to 16.0) | |
|
ST-segment, T-waves, and QT-interval | | |
ST-segment depression, T-wave flattening, or inversion in two or more leads | 2.2 (1.2 to 4.2) | 1.4 (0.8 to 2.7) |
Prolongation of heart rate-corrected QT interval | 1.7 (1.0 to 2.7) | 0.9 (0.6 to 1.6) |
|
Rhythm and conduction abnormalities | | |
Premature ventricular beats or more severe ventricular arrhythmias | 1.6 (0.6 to 3.8) | |
Supraventricular tachycardias, atrial flutter, or atrial fibrillation | 6.3 (2.3 to 16.9) | 4.4 (1.6 to 11.9) |
Short PR interval | 0.9 (0.3 to 2.4) | |
Sinus bradycardia | b | |
First-, second-, or third-degree atrioventricular block | 1.7 (0.6 to 4.7) | |
Any Lausanne abnormality | 1.6 (1.2 to 2.3) | 1.2 (0.8 to 1.6) |
|
MEANS diagnosis | Myocardial infarction | 3.3 (1.7 to 6.2) | 2.3 (1.2 to 4.3) |
Left ventricular hypertrophy | 0.5 (0.0 to 16.8) | |
Atrial fibrillation/flutter | 6.3 (2.3 to 16.9) | 4.4 (1.6 to 11.9) |
Left and right bundle branch block | 2.6 (0.8 to 8.2) | 1.5 (0.5 to 4.8) |
ST-segment and/or T-wave abnormalities | 2.1 (1.6 to 4.2) | 1.4 (0.8 to 2.7) |
Second and third atrioventricular blocks | 4.1 (0.6 to 29.0) | |