Table 1 Characteristics of electrocardiographic LVH with STE
From: Heat map visualization for electrocardiogram data analysis
Leads | Number of STEs(n, %) | Amplitude of STEs (mV) | STE characteristic | |||
|---|---|---|---|---|---|---|
Platform elevation | Bow-back elevation | Upwardly inclined elevation | Concave face up elevation | |||
Right precordial | ||||||
 V1 | 39 (65) | 0.15 (0.1–0.2) | 31 (51.7%) | 2 (3.3%) | 6 (10%) | 0 |
 V2 | 55 (91.7) | 0.2 (0.1–0.3) | 29 (48.3) | 5 (8.3) | 20 (33.3) | 1 (1.7) |
 V3 | 38 (63.3) | 0.175 (0.15–0.3) | 20 (33.3) | 5 (8.3) | 11 (18.3) | 2 (3.3) |
Left precordial | ||||||
 V4 | 12 (20) | 0.15 (0.1–0.275) | 4 (6.7) | 1 (1.7) | 4 (6.7) | 3 (5) |
 V5 | 7 (11.7) | 0.15 (0.1–0.3) | 2 (3.3) | 1 (1.7) | 1 (1.7) | 3 (5) |
 V6 | 3 (5) | 0.1 | 0 | 0 | 0 | 3 (5) |
High lateral | ||||||
 I | 0 | 0 | 0 | 0 | 0 | 0 |
 aVL | 0 | 0 | 0 | 0 | 0 | 0 |
Inferior leads | ||||||
 II | 3 (5) | 0.1 | 3 (5) | 0 | 0 | 0 |
 III | 4 (6.7) | 0.1 (0.1–0.2125) | 4 (6.7) | 0 | 0 | 0 |
 aVF | 3 (5) | 0.125 (0.1–0.15) | 3 (5) | 0 | 0 | 0 |
Others | ||||||
 aVR | 5 (8.3) | 0.1 (0.1–0.2) | 5 (8.3) | 0 | 0 | 0 |