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Table 5 TDI findings (mean ± SD) of the patients and control group

From: Evaluation of the left and right ventricular systolic and diastolic function in asthmatic children

Variable asthmatic children Healthy controls p value
50 (M/F = 35/15) 40 (M/F = 17/23)
Mitral annulus    
E’(m/sn) 0.17 ± 0.03 0.19 ± 0.03 0.003a
A’(m/sn) 0.08 ± 0.02 0.12 ± 0.21 0.635b
S’(m/sn) 0.072 ± 0.022 0.077 ± 0.013 0.147a
Aort-VTI (cm) 21.96 ± 3.91 22.48 ± 3.60 0.514a
IVCT (ms) 65.89 ± 11.57 69.05 ± 15.08 0.533a
IVRT (ms) 64.13 ± 8.87 64.05 ± 8.48 0.880b
ET-MV (ms) 265.53 ± 40.58 245.80 ± 30.90 0.027b
IVMA-MV (m/s2) 0.07 ± 0.03 0.08 ± 0.04 0.575b
Mitral-MPI (ms) 0.50 ± 0.09 0.54 ± 0.10 0.089b
Tricuspid annulus    
E’ (m/sn) 0.17 ± 0.02 0.18 ± 0.02 0.012b
A’(m/sn) 0.11 ± 0.04 0.12 ± 0.03 0.968b
S’(m/sn) 0,08 ± 0,022 0,10 ± 0,028 0.022a
PA-VTI (cm) 21.87 ± 2.73 22.39 ± 2.80 0.377a
IVCT (ms) 66.63 ± 10.87 66.40 ± 13.07 0.517b
IVRT (ms) 65.74 ± 9.77 64.35 ± 8.26 0.436b
ET-TV (ms) 253.79 ± 36.58 241.10 ± 30.01 0.118b
IVMA-TV(m/s2) 0.09 ± 0.04 0.08 ± 0.04 0.955b
IVMA-PA(m/s2) 0.10 ± 0.17 0.08 ± 0.031 0.557a
Tricuspit MPI (ms) 0.53 ± 0.08 0.56 ± 0.09 0.070a
  1. A’ Annular peak velocity during late diastole, E’ Annular peak velocity during early diastole; IVRT Izovolumetric relaxation time, IVCT Izovolumetric contraction time, MPI Myocardial performance index, S’ Annular peak velocity during systole, ET Ejection time, Aort VTI Time velocity integral for aortic valve, PA VTI Time velocity integral for pulmonary artery, IVMA-MV Mitral valve myocardial acceleration during izovolumetric contraction, IVMA-TV Tricuspid valve myocardial acceleration during izovolumetric contraction, IVMA-PA Pulmonery artery myocardial acceleration during izovolumetric contraction
  2. a student’s t test, b Mann-Whitney u test