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Table 3 Echocardiographic measurements and statistical results

From: Impact of a training program incorporating cardiac magnetic resonance imaging on the accuracy and reproducibility of two-dimensional echocardiographic measurements of left ventricular volumes and ejection fraction

  Site A Site B Site C Site D Site E All CMR
Protocol 1 (n = 15)
Measurements
 EDV (mL) 164 ± 72 † 171 ± 85 † 161 ± 76 † 128 ± 65 † 130 ± 66 † 153 ± 75 † 187 ± 95
 ESV (mL) 98 ± 57 † 100 ± 73 † 83 ± 55 † 62 ± 40 † 69 ± 46 † 83 ± 56 † 116 ± 77
 EF (%) 44 ± 16 † 47 ± 18 † 52 ± 16 † 55 ± 15 † 51 ± 16 † 50 ± 16 † 41 ± 15
CV (%)
 EDV 11.5 ± 3.8 15.9 ± 6.9 13.8 ± 3.6 11.3 ± 3.8 10.5 ± 3.2 17.8 ± 3.6
 ESV 16.1 ± 7.3 21.0 ± 8.1 17.3 ± 5.2 12.9 ± 6.4 14.0 ± 5.9 24.5 ± 6.2
 EF 10.9 ± 5.4 13.4 ± 8.8 9.4 ± 4.4 8.9 ± 4.3 8.3 ± 3.4 13.1 ± 5.5
CP
 EDV 0.56 0.54 0.51 0.21 0.22 0.44
 ESV 0.73 0.75 0.57 0.36 0.42 0.57
 EF 0.77 0.67 0.43 0.40 0.57 0.54
Protocol 2 (n = 14)
Measurements
 EDV (mL) 160 ± 53 † 166 ± 50 187 ± 58 † 149 ± 46 † 157 ± 53 † 170 ± 56 † 176 ± 70
 ESV (mL) 99 ± 50 † 106 ± 50 † 116 ± 52 84 ± 42 † 97 ± 49 † 105 ± 51 † 113 ± 62
 EF (%) 41 ± 16 39 ± 16 40 ± 15 46 ± 16 † 41 ± 16 41 ± 16 † 40 ± 15
CV (%)
 EDV 9.2 ± 2.8 11.2 ± 5.0 11.6 ± 3.1 9.8 ± 2.4 16.7 ± 4.8 15.1 ± 3.5
 ESV 11.9 ± 5.0 14.5 ± 5.3 17.0 ± 7.0 12.7 ± 4.8 23.0 ± 7.2 20.8 ± 6.4
 EF 10.9 ± 5.8 14.9 ± 9.2 15.5 ± 4.6 9.3 ± 6.3 14.6 ± 5.3 15.3 ± 4.9
CP
 EDV 0.59 0.55 0.49 0.50 0.54 0.53
 ESV 0.75 0.70 0.68 0.61 0.66 0.68
 EF 0.83 0.76 0.74 0.71 0.78 0.76
  1. †: p value < 0.05 against CMR
  2. EDV End-diastolic volume, ESV End-systolic volume, EF Ejection fraction, CMR Cardiac magnetic resonance