Table 5. Mean values for different ECG criteria for LVH relative to LVH defined by CMR, with obesity subgroup analysis.
| ECG criteria |
LVH on CMR (n=47) |
No LVH on CMR (n=81) |
||
|---|---|---|---|---|
| Non-obese (n=18) | Obese (n=29) | Non-obese (n=45) | Obese (n=36) | |
| Sokolow–Lyon voltage (mm) | 27.2±6.2 | 26.7±9.2 | 24.2±8.2 | 21.4±6.5 |
| Sokolow–Lyon Product (mm ⋅ ms) | 2785±737 | 2679±921 | 2239±770 | 1918±722 |
| Cornell voltage (mm) | 26.4±9.4* | 22.1±5.7* | 16.7±5.7 | 17.3±6.0 |
| Cornell product (mm ⋅ ms) | 3023±1185§ | 2540±942§ | 1982±651 | 2072±563 |
| Gubner–Ungerleider voltage (mm) | 23.3±1.2^ | 18.2±7.1^ | 14.5±6.9 | 15.7±6.4 |
| Romhilt–Estes score | 3.9±2.5 | 3.3±2.9 | 2.3±2.5 | 1.5±1.9 |
Abbreviations: ACC, accuracy; CI, confidence interval; CMR, cardiac magnetic resonance; ECG, electrocardiograph; LV
H, left ventricular hypertrophy.
*P<0.05, Cornell voltage: LVH non-obese vs LVH obese.
§P<0.05, Cornell product: LVH non-obese vs LVH obese.
^P<0.05, Gubner–Ungerleider voltage: LVH non-obese vs LVH obese.