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Table 2 Characteristics of the MVP–MAD patients with and without history of OHCA

From: Myocardial extracellular volume by T1 mapping: a new marker of arrhythmia in mitral valve prolapse

  OHCA (n = 4) No OHCA (n = 26) p
Age (y) 58 ± 7 49 ± 18 0.33
Male, n (%) 1 (25%) 17 (65%) 0.27
Weight (kg) 85 ± 9 70 ± 11 0.01
Height (cm) 178 ± 16 177 ± 10 0.87
LVEDV (ml) 154 ± 16 198 ± 58 0.15
LVEDVI (ml/m2) 77 ± 15 106 ± 29 0.06
LVESV (ml) 62 ± 27 87 ± 32 0.15
LVEF (%) 60 ± 14 56 ± 8 0.40
LV mass index (g/m2) 60 ± 6 67 ± 17 0.43
MAD length (mm) 11.2 [8.7–13.0] 9.1 [6.5–12.3] 0.50
Presence of LGE, n (%) 4 (100%) 10 (38%) 0.04
 N of positive segments 3.5 [2.5–5.5] 0 [0–3] 0.02
Basal slice pre-Gd T1 (ms)a 1133 ± 72 1085 ± 57 0.14
Basal slice ECVsyn (%)a 35 ± 4 31 ± 4 0.03
  1. Statistically significant correlations are given in bold
  2. ECVsyn synthetic extracellular volume, LV left ventricle, LVEDV left ventricle end-diastolic volume, LVEDVI left ventricle end-diastolic volume index, LVEF left ventricle ejection fraction, LVESV, left ventricular end-systolic volume. LGE late gadolinium enhancement, Gd gadolinium, MAD mitral annular disjunction, OHCA out-of-hospital cardiac arrest
  3. aMean value of inferior and inferolateral segments