Table 2 Echocardiographic characteristics of participants according to snoring status
From: The relationship between snoring and left ventricular hypertrophy of China: a cross-sectional study
Variables | Non-snorers | Snorers | P-value |
|---|---|---|---|
Mean ± SD | |||
End-diastolic left ventricular internal dimension (LVID), mm | 4.7 ± 0.4 | 4.8 ± 0.4 | <0.001 |
End-diastolic interventricular septum thickness (IVST), mm | 0.9 ± 0.3 | 1.0 ± 0.2 | <0.001 |
End-diastolic posterior wall thickness (PWT), mm | 0.9 ± 0.3 | 1.0 ± 0.2 | <0.001 |
Myocardial relative wall thickness (RWT), mm | 0.4 ± 0.1 | 0.4 ± 0.1 | 0.074 |
Left atrial dimension (LAD) (mm) | 3.3 ± 0.4 | 3.4 ± 0.4 | <0.001 |
Ejection fraction (EF), (%) | 63.0 ± 3.8 | 62.9 ± 3.8 | 0.192 |
Early/late diastolic peak flow velocity (E/A) ratio | 1.1 ± 0.5 | 1.0 ± 1.5 | 0.012 |
Left ventricular mass (g) | 137.8 ± 98.3 | 149.1 ± 80.0 | <0.001 |
Left ventricular mass index (g/m2.7) | 38.8 ± 27.6 | 41.0 ± 20.7 | <0.001 |
Prevalence of left ventricular hypertrophy, % | 461 (7.9) | 551 (12.9) | <0.001 |