Echocardiography results in patients at 16 years follow-up. Mean values±SD except for E/e′ ratio >15, where n and per cent are used
| Outcome | No-touch group (n=34) | Conventional group (n=31) | p Value |
|---|---|---|---|
| Left ventricle (systolic function) | |||
| Ejection fraction (%) (Simpson biplane) | 57.9±9.5 | 49.4±13.3 | 0.011 |
| Left ventricle (diastolic function) | |||
| Mitral valve Dopper inflow | |||
| E‡ (m/s) | 1.1±0.1 | 1.1±0.1 | 1.0 |
| E/A* ratio | 1.7±1.2 | 1.7±1.5 | 1.0 |
| Tissue Doppler† | |||
| e′diastole septalt (cm/s) | 6.6±2.1 | 6.3±2.0 | 0.59 |
| e′diastole lateralt (cm/s) | 9.1±2.4 | 8.8±3.0 | 0.66 |
| E/e′ ratio | 11.6±3.9 | 12.2±4.9 | 0.59 |
| E/e′ ratio >15, n (%) | 5 (14.7%) | 7 (22.6%) | 0.53 |
| Sinus rhythm | 34 (100%) | 26 (83.9%) | 0.021 |
| Left atrium, for sinus rhythm only | |||
| in (cm2) | 21.7±4.3 | 23.9±3.4 | 0.034 |
| in (cm2)/m2 (body surface adjusted) | 10.9±2.1 | 12.0±1.8 | 0.039 |
E/e′ ratio=blood Doppler velocity/tissue Doppler velocity.
*A=atrial contraction velocity.
†e′=tissue Doppler velocity.
‡E=early mitral inflow velocity.