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Table 1 Baseline clinical characteristics

From: Mitral annular disjunction in myxomatous mitral valve disease: a relevant abnormality recognizable by transthoracic echocardiography

Variables Total
n = 38
With Disjunction
n = 21
Without Disjunction
n = 17
P
Mean age, years 58 ± 15 60 ± 15 55 ± 15 Ns
Female sex, n(%) 18 (47) 13 (62) 5 (29) 0.047
Mean age at diagnosis, years 46 ± 21 50 ± 19 41 ± 22 Ns
Coronary arterial disease, n(%) 1 (3) 1 (5) 0 (0) Ns
Chronic atrial fibrillation, n(%) 6 (16) 3 (14) 3 (18) Ns
Paroxysmal atrial fibrillation, n(%) 4 (11) 3 (14) 1 (6) Ns
Stroke, n(%) 3 (8) 3 (14) 0 (0) Ns
Endocarditis, n(%) 2 (5) 0 (0) 2 (12) Ns
Symptomatic, n(%) 35 (92) 21 (100) 14 (82) 0.08
NYHA class, I/II/III/IV, n(%) 20(53)/15(39)/3(8)/0(0) 11(52)/8(38)/2(10)/0(0) 9(53)/7(41)/1(6)/0(0) Ns
Mean NYHA class 1.3 ± 0.9 1.4 ± 0.9 1.2 ± 1.0 Ns
Syncope, n(%) 5 (13) 2 (10) 3 (18) Ns
Palpitations, n(%) 12 (32) 6 (29) 6 (35) Ns
Chest Pain, n(%) 11 (29) 9 (43) 2 (12) 0.07
Mitral repair surgery only, n(%) 4 (11) 1 (5) 3 (18) Ns
Mitral prosthesis only, n(%) 5 (13) 3 (14) 2 (12) Ns
Mitral repair and replacement, n(%) 2 (5) 1 (5) 1 (6) ns