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The Egyptian Heart Journal

Table 4 Basal characteristics, echocardiographic results, and RV 2DSTE of group 1 subgroups at 20 weeks of receiving chemotherapy

From: Right ventricular 2D speckle-tracking echocardiography in children with osteosarcoma under chemotherapy

 

Group 1A (N = 90) (patients with normal RV strain)

Group 1B(N = 10) (patients with decreased RV strain)

P value

Age, years

11.56 ± 1.99

14.50 ± 0.52

0.001*

Male gender, n (%)

45 (50.0%)

5 (50.0%)

1.000

BSA, m2

1.38 ± 0.07

1.50 ± 0.01

0.001*

LVEDD, cm

3.62 ± 0.30

3.60 ± 0.21

0.789

LVESD, cm

1.97 ± 0.57

1.75 ± 0.26

0.225

LVEF, %

64.13 ± 7.51

66.50 ± 1.58

0.325

LVGLS, %

− 23.88 ± 0.86

− 23.60 ± 1.22

0.340

RVGLS, %

− 24.22 ± 0.89

− 17.40 ± 1.26

0.001*

Apical RVS, %

− 24.90 ± 0.76

− 16.40 ± 2.36

0.001*

Mid RVS, %

− 24.21 ± 0.64

− 17.01 ± 1.15

0.001*

Basal RVS, %

− 24.61 ± 1.05

− 18.20 ± 1.68

0.001*

Tapse, cm

1.85 ± 0.14

1.67 ± 0.24

0.044*

FAC, %

35.89 ± 0.88

35.10 ± 1.19

0.070

  1. BSA body surface area; LVEDD left ventricular end diastolic dimension; LVESD left ventricular end systolic dimension; LVEF left ventricular ejection fraction; LVGLS left ventricular global longitudinal strain; RVGLS right ventricular global longitudinal strain; Apical, Mid and Basal RVS right ventricular strain; Tapse tricuspid annular plane systolic excursion; FAC fractional area change
  2. * = means significant
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