Table 3 Intra- and inter-observer variability between RT planimetric and ECG-gated images. Intra- and inter-observer variability testing in real-time (RT) images included construction of RT short-axis stack originating from 500 time-frame stacks.

From: Validation and quantification of left ventricular function during exercise and free breathing from real-time cardiac magnetic resonance images

 

RT images

ECG-gated images

Intra-observer

Inter-observer

Intra-observer

Inter-observer

LVM (g)

− 1 ± 4

8 ± 5

0 ± 6

6 ± 1

EDV (ml)

2 ± 3

3 ± 7

0 ± 4

− 4 ± 5

ESV (ml)

1 ± 3

− 3 ± 6

0 ± 3

− 2 ± 4

SV (ml)

1 ± 4

6 ± 4

0 ± 4

− 2 ± 6

  1. Values are presented as bias ± SD.
  2. RT real-time, ECG electrocardiogram, LVM left ventricular mass, EDV end diastolic volume, ESV end systolic volume, SV stroke volume.
Back to article page