Table 2.

Baseline characteristics and echocardiography data of male F1 rats

F1-st (n = 10)F1-depl (n = 10)
BW, g336 ± 8325 ± 6
HW, mg1,092 ± 171,060 ± 17
LVW, mg825 ± 13798 ± 13
HW/BW, g/mm3.3 ± 0.23.3 ± 0.2
LVW/BW, mg/mm25 ± 0.225 ± 0.1
HR, beats/min398 ± 7397 ± 8
MV A, m/s0.68 ± 0.050.63 ± 0.05
MV E, m/s1.04 ± 0.020.89 ± 0.05*
MV E/A ratio1.60 ± 0.111.50 ± 0.06
IVSs, mm2.78 ± 0.052.64 ± 0.05
LVIDs, mm2.69 ± 0.183.34 ± 0.10
LVPWs, mm2.82 ± 0.072.79 ± 0.05
IVSd, mm1.62 ± 0.071.56 ± 0.03
LVIDd, mm5.86 ± 0.226.34 ± 0.09*
LVPWd, mm1.63 ± 0.051.56 ± 0.04
LVOT diameter, mm2.97 ± 0.042.92 ± 0.06
EF, %88 ± 1.684 ± 0.7*
%FS54 ± 2.248 ± 0.8*
LV CO, ml/min147 ± 8135 ± 8
  • Data are means ± SE. Baseline characteristics and echocardiographic data at death of the used rats (n = 10 per group, all males). st, Standard chow; depl, vitamin D-deficient chow; BW, body weight; HW, heart weight; LVW, left ventricular weight; HR, heart rate; MV, mitral valve; A, late ventricular filling velocities; E, early ventricular filling velocities; E/A ratio, diastolic relaxation; IVSs, thickness of the interventricular septum in systole; LVIDs, left ventricular internal diameter in systole; LVPWs, thickness of the left ventricular posterior wall in systole; IVSd, thickness of the interventricular septum in diastole; LVIDd, left ventricular internal diameter in diastole; LVPWd, thickness of the left ventricular posterior wall in diastole; LVOT, left ventricular outflow tract; EF, ejection fraction; FS, fractional shortening; LV CO, left ventricular cardiac output.

  • * P < 0.05 F1-st vs. F1-depl.

  • P < 0.01 F1-st vs. F1-depl.