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Table 2 Echocardiographic parameters of sham-operated rats and ovariectomized rats and receiving sham injection, estrogen supplementation or exercise training

From: Regular exercise modulates cardiac mast cell activation in ovariectomized rats

Parameters

Sham-operated

Ovariectomized rats

Oil injection

Estrogen supplementation

Exercise regimen

IVSS (cm)

0.233 ± 0.007

0.240 ± 0.011

0.258 ± 0.014

0.261 ± 0.006

IVSD (cm)

0.175 ± 0.007

0.190 ± 0.014

0.193 ± 0.017

0.208 ± 0.007

LVPWS (cm)

0.232 ± 0.009

0.282 ± 0.024

0.280 ± 0.026

0.302 ± 0.026

LVPWD (cm)

0.143 ± 0.014

0.201 ± 0.018

0.186 ± 0.016

0.183 ± 0.013

LVIDS (cm)

0.373 ± 0.012

0.414 ± 0.022

0.314 ± 0.025#

0.367 ± 0.015

LVIDD (cm)

0.588 ± 0.020

0.602 ± 0.037

0.523 ± 0.030

0.615 ± 0.015

LV FS (%)

36.6 ± 0.3

30.9 ± 0.6*

39.9 ± 1.0*,#

40.5 ± 1.2*,#

LV EF (%)

72.5 ± 0.4

64.8 ± 0.8*

76.6 ± 1.2*,#

76.7 ± 1.3*,#

RWT

0.463 ± 0.052

0.680 ± 0.092

0.728 ± 0.097

0.603 ± 0.058

Estimated LV mass (g)

0.541 ± 0.023

0.789 ± 0.063*

0.614 ± 0.045#

0.817 ± 0.016*

LV mass index

2.08 ± 0.11

2.04 ± 0.12

2.25 ± 0.08

2.51 ± 0.11*,#

  1. *,# P < 0.05, significantly different from Sham-operated rats and OVX rats, respectively, using Student–Newman–Keuls test after ANOVA
  2. Data are presented as the mean ± SEM
  3. IVS S , IVS D Systolic and diastolic parameters, respectively, of the interventricular septum (IVS), LVPW S , LVPW D systolic and diastolic parameters, respectively, of the left ventricular posterior wall (LVPW), LVID S , LVID D systolic and diastolic parameters, respectively, of the left ventricular internal diameter (LVID), FS fractional shortening, EF ejection fraction, RWT relative wall thickness, LV left ventricular