The paper entitled “Quantification of Multiple Mitral Regurgitant Jets: An In Vitro Validation Study Comparing Two- and Three-Dimensional Proximal Isovelocity Surface Area Methods” by Zürcher et al., published in the May 2017 issue of JASE (J Am Soc Echocardiogr 2017;30:511-21), has a correction. The publisher would like to apologise for any inconvenience caused. On page 515, Table 1 should appear as follows:
Table 1
TTE | All orifices ( N = 69) | One orifice ( n = 23) | Two orifices, fusion ( n = 24) | Two orifices, no fusion ( n = 22) | P value |
---|---|---|---|---|---|
Flowmeter | |||||
Rvol | 36.5 ± 18.0 | 36.2 ± 18.4 | 37.5 ± 18.2 | 35.8 ± 18.2 | .943 |
EROA | 0.22 ± 0.11 | 0.21 ± 0.11 | 0.22 ± 0.11 | 0.22 ± 0.11 | NS |
3D integrated PISA | |||||
Rvol | 34.4 ± 22.1 | 31.2 ± 22.1 | 38.0 ± 22.5 | 33.9 ± 22.2 | .572 |
EROA | 0.20 ± 0.13 | 0.18 ± 0.12 | 0.22 ± 0.13 | 0.20 ± 0.13 | .472 |
Hemisphere | |||||
Rvol | 24.4 ± 19.2 | 34.9 ± 24.0 | 23.8 ± 15.9 | 14.1 ± 9.2 | .001 |
EROA | 0.14 ± 0.11 | 0.20 ± 0.13 | 0.14 ± 0.10 | 0.08 ± 0.06 | .002 |
2D double hemisphere | |||||
Rvol | 35.5 ± 25.6 | 34.9 ± 24.0 | 44.6 ± 30.6 | 26.1 ± 17.5 | .047 |
EROA | 0.21 ± 0.16 | 0.20 ± 0.13 | 0.27 ± 0.20 | 0.16 ± 0.11 | .049 |
2D partial hemicylinder | |||||
Rvol | 32.6 ± 21.5 | 36.5 ± 25.7 | 34.7 ± 20.9 | 26.1 ± 16.0 | .223 |
EROA | 0.19 ± 0.13 | 0.21 ± 0.14 | 0.21 ± 0.13 | 0.16 ± 0.10 | .331 |
2D full hemicylinder | |||||
Rvol | 38.5 ± 26.0 | 45.3 ± 31.7 | 40.3 ± 24.6 | 29.4 ± 18.2 | .110 |
EROA | 0.23 ± 0.15 | 0.26 ± 0.18 | 0.24 ± 0.16 | 0.18 ± 0.11 | .178 |
2D combined PISA | |||||
Rvol | 33.1 ± 21.0 | 34.9 ± 24.0 | 34.7 ± 20.9 | 29.4 ± 18.2 | .611 |
EROA | 0.19 ± 0.12 | 0.20 ± 0.13 | 0.21 ± 0.13 | 0.18 ± 0.11 | .727 |
TEE | All orifices ( N = 72) | One orifice ( n = 24) | Two orifices, fusion ( n = 21) | Two orifices, no fusion ( n = 27) | P value |
Flowmeter | |||||
Rvol | 38.5 ± 19.7 | 38.3 ± 19.8 | 41.9 ± 18.8 | 36.1 ± 20.6 | .598 |
EROA | 0.23 ± 0.11 | 0.22 ± 0.10 | 0.25 ± 0.11 | 0.23 ± 0.13 | .563 |
3D integrated PISA | |||||
Rvol | 35.3 ± 22.2 | 34.5 ± 20.7 | 40.9 ± 21.4 | 31.6 ± 23.9 | .340 |
EROA | 0.21 ± .012 | 0.19 ± 0.11 | 0.24 ± 0.11 | 0.20 ± 0.14 | .337 |
Hemisphere | |||||
Rvol | 27.0 ± 18.0 | 35.6 ± 19.9 | 28.1 ± 15.7 | 18.5 ± 14.3 | .002 |
EROA | 0.16 ± 0.10 | 0.20 ± 0.10 | 0.17 ± 0.09 | 0.12 ± 0.09 | .010 |
2D double hemisphere | |||||
Rvol | 39.8 ± 26.3 | 35.6 ± 19.9 | 52.3 ± 29.8 | 33.9 ± 8.3 | .032 |
EROA | 0.24 ± 0.11 | 0.20 ± 0.10 | 0.31 ± 0.17 | 0.22 ± 0.17 | .025 |
2D partial hemicylinder | |||||
Rvol | 34.8 ± 21.5 | 34.9 ± 20.2 | 42.7 ± 21.0 | 28.7 ± 21.7 | .078 |
EROA | 0.21 ± 0.12 | 0.20 ± 0.11 | 0.26 ± 0.11 | 0.18 ± 0.14 | .103 |
2D full hemicylinder | |||||
Rvol | 41.3 ± 25.5 | 43.8 ± 25.1 | 49.2 ± 24.6 | 32.9 ± 24.9 | .072 |
EROA | 0.25 ± 0.14 | 0.25 ± 0.13 | 0.29 ± 0.13 | 0.21 ± 0.16 | .138 |
2D combined PISA | |||||
Rvol | 36.6 ± 22.3 | 35.6 ± 19.9 | 42.7 ± 21.0 | 32.9 ± 24.9 | .307 |
EROA | 0.22 ± 0.13 | 0.20 ± 0.10 | 0.26 ± 0.11 | 0.21 ± 0.16 | .308 |