Table 3

Within-day and between-day variability and confidence interval of pulse wave Doppler echocardiographic measurements of the pulmonary flow in 10 healthy adult Saanen goats performed 3 times at 1 day interval by the same observer
Observed Mean ± SD Confidence Intervals (5 – 95%) Within-day CV (%) Between-day CV (%)
Vmax (m/s) 0.99 ± 0.12 0.93 – 1.05 5.33 6.19
Vmean (m/s) 0.76 ± 0.10 0.71 – 0.80 5.49 6.58
ET (ms) 266.7 ± 23.4 254.45 – 279.04 4.77 5.26
VTI (cm) 20.14 ± 2.74 19.02 – 21.25 6.03 6.31
PEP (ms) 51.1 ± 8.0 44.89 – 57.39 12.34 13.94
TTP (ms) 112.5 ± 27.1 95.57 – 129.44 15.89 17.17
Acc slope (m/s2) 9.31 ± 2.83 7.35 – 11.27 20.19 24.02
Dec slope (m/s2) 6.81 ± 1.97 5.71 – 7.91 12.54 18.36
Dec Time (ms) 154.3 ± 31.9 136.44 – 172.05 12.48 13.17
SV (ml) 77.69 ± 11.16 73.41 – 81.97 6.02 6.28
CO (l/min) 7.34 ± 1.50 6.93 – 7.74 6.02 6.30
SI (ml/kg) 1.20 ± 0.17 1.13 – 1.27 6.02 6.47
CI (ml/kg/min) 113.31 ± 22.88 106.82 – 119.80 6.02 6.53
PEP/ET 0.19 ± 0.04 0.16 – 0.22 14.86 16.41

Acc: Acceleration, CI: Cardiac index, CO: Cardiac output, CV: Coefficient of variation, Dec: Deceleration, ET: Ejection time of the pulmonary flow, PEP: Pre-ejection period of the pulmonary flow, SD: Standard deviation, SI: Stroke index, SV: Stroke volume, TPP: Time to peak of the pulmonary flow, Vmax: Peak velocity of the pulmonary flow, Vmean: Mean velocity of the pulmonary flow, VTI: Velocity time integral of the pulmonary flow.

Leroux et al.

Leroux et al. BMC Veterinary Research 2012 8:190   doi:10.1186/1746-6148-8-190

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