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Table 10 Inter- and intra-observer variability

From: Reference ranges for cardiac structure and function using cardiovascular magnetic resonance (CMR) in Caucasians from the UK Biobank population cohort

  Inter-observer ICC* Intra-observer ICC rangea
Ventricle
 LVEDV 0.97 0.98-1.00
 LVESV 0.88 0.95-0.97
 LVSV 0.92 0.91-0.98
 LVEF 0.71 0.80-0.92
 LV mass 0.92 0.97-0.97
 LV mass to volume ratio 0.92 0.79-0.97
 RVEDV 0.92 0.98-0.99
 RVESV 0.77 0.90-0.97
 RVSV 0.89 0.93-0.98
 RVEF 0.64 0.78-0.95
Atrium
 Maximal LA volume 0.96 0.97-0.98
 LASV 0.90 0.90-0.96
 LAEF 0.64 0.75-0.93
 Maximal RA volume 0.96 0.97-0.99
 RASV 0.86 0.92-0.94
 RAEF 0.75 0.84-0.88
  1. ICC Intra-class correlation coefficient, LV left ventricle, RV right ventricle, EDV end-diastolic volume, ESV end-systolic volume, SV stroke volume, EF ejection fraction, LA left atrium, RA right atrium
  2. *p-value < 0.001
  3. aRange of all observers, p-value < 0.001