Intra-observer variability | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
 | CMR (n=20) | MDCT (n=15) | p-value | ||||||||
Parameter | Average | Difference | CV | Average | Difference | CV | Â | ||||
EDV (ml) | 212 | -5 | ± | 13 | 6% | 294 | -11 | ± | 36 | 12% | N.S |
ESV (ml) | 139 | -4 | ± | 9 | 7% | 200 | -19 | ± | 35 | 18% | N.S |
SV (ml) | 74 | -1 | ± | 7 | 9% | 96 | 5 | ± | 15 | 16% | N.S |
EF (%) | 36 | 0.1 | ± | 2 | 6% | 35 | 6 | ± | 9 | 25% | N.S |
Inter-observer variability | |||||||||||
 | CMR (n=20) | MDCT (n=15) | p-value | ||||||||
Parameter | Average | Difference | CV | Average | Difference | CV | Â | ||||
EDV (ml) | 213 | -7 | ± | 21 | 10% | 277 | -22 | ± | 34 | 12% | N.S |
ESV (ml) | 139 | -5 | ± | 18 | 13% | 189 | -5 | ± | 22 | 12% | N.S |
SV (ml) | 74 | -2 | ± | 9 | 12% | 89 | -17 | ± | 29 | 32% | <0.01 |
EF (%) | 36 | -0.1 | ± | 3 | 8% | 35 | -6 | ± | 7 | 20% | NS |