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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