Table 2.
Characteristics of participants by hypertensive status
| Characteristics | Overall (n=1,757) | Hypertension (n=921) | No hypertension (n=836) | P-value |
|---|---|---|---|---|
|
| ||||
| Age, years | 71.4±6.1 | 72.0±6.2 | 70.8±5.8 | <0.001 |
|
| ||||
| ECG parameters and indices | ||||
|
| ||||
| RaVL, mV | 0.42±0.29 | 0.46±0.30 | 0.38±0.26 | <0.001 |
| SV3, mV | 0.72±0.44 | 0.77±0.47 | 0.68±0.42 | <0.001 |
| QRS duration, ms | 91.22±14.61 | 91.88±15.26 | 90.48±13.82 | 0.044 |
| SL index, mV | 2.44±0.80 | 2.54±0.84 | 2.33±0.74 | <0.001 |
| Cornell criterion, mV | 1.15±0.55 | 1.23±0.58 | 1.06±0.51 | <0.001 |
| CP criterion, mV/ms | 134.7±60.3 | 143.0±65.2 | 125.5±52.8 | <0.001 |
|
| ||||
| ECHO parameters and indices | ||||
|
| ||||
| IVS, mm | 9.49±1.87 | 9.79±1.96 | 9.15±1.71 | <0.001 |
| PWT, mm | 9.10±1.56 | 9.30±1.62 | 8.88±1.46 | <0.001 |
| LVID, mm | 46.70±6.79 | 47.73±6.88 | 45.57±6.52 | <0.001 |
| LVM, g | 151.0±53.0 | 161.8±55.6 | 139.1±47.2 | <0.001 |
| LVM/BSA, g/m2 | 90.5±28.9 | 95.7±29.8 | 84.7±26.7 | <0.001 |
| LVM/height2.7, g/m2.7 | 42.7±15.1 | 45.7±15.3 | 39.3±14.1 | <0.001 |
Abbreviations: BSA, body surface area; CP, Cornell Product; ECG, electrocardiography; ECHO, echocardiography; IVS, interventricular septum; LVID, left ventricular internal diameter; height2.7, LVM indexed for 2.7 power of body height; LVM, left ventricular mass; PWT, posterior wall thickness; RaVL, R wave of lead aVL; SL, Sokolow-Lyon; SV3, S wave of the leads V3.