From: Physiologic assessment of CMR strain: afterload and contractility
Afterload | Â | Â | Â |
---|---|---|---|
CWS | 202.4+/-39.7 | 172.1+/-60.2 | ns |
MWS | 80.3+/-19.7 | 60.3 +/-27.5 | ns |
PV/M | 87.6+/-22.2 | 76.2+/-16.6 | ns |
Strain | Â | Â | Â |
FT CSt | -14.9+/-1.9 | -15.8+/-2.4 | ns |
FTLSt | -13.95+/-1.5 | -15.1+/-1.1 | ns |
DENSE CSt | -15.0+/-1.8 | -16.4+/-2.9 | ns |
DENSE LSt | -7.2+/-2.4 | -10.3+/-1.2 | 0.02 |
Contractility | Â | Â | Â |
S/A Ratios | Â | Â | Â |
FT CSt/CWS | -.077 +/-0.02 | -.010 +/-0.03 | ns |
FT CSt/PV/M | -.18 +/-0.06 | -.22 +/- 0.06 | ns |
FT LSt/MWS | -0.186+/-0.1 | -0.288+/-0.1 | 0.04 |
FT LS/PV/M | -0.17 +/-1.5 | -0.21+/- 1.1 | ns |
DENSE CSt/CWS | -.073+/-0.01 | -.094+/-0.02 | <0.001 |
DENSECST/PV/M | -0.17+/-0.05 | -0.20+/-0.06 | ns |
DENSE LSt/MWS | -0.097+/- 0.05 | -0.183+/-.070 | ns |
DENSE LSt/PV/M | -0.88+/- 0.04 | -0.136+/-0.04 | ns |
Strain Rates | Â | Â | Â |
FT CStR | -0.043+/-0.005 | -0.053+/-0.009 | 0.023 |
FT LStR | -0.039 +/- 0.005 | -0.051 +/-0.004 | 0.02 |
DENSE CStR | -0.04+/-0.006 | -0.05+/-0.006 | 0.004 |
DENSE LStR | -.020+/-.0065 | -.035+/-.0052 | 0.01 |
Correlations with ECV | r= | p= | Â |
DOB PV/M vs. ECV | -0.82 | 0.027 | Â |
FT DOB LS/PV/M vs.ECV | -0.82 | 0.028 | Â |
DENSE LS/MWS vsECV | -0.87 | 0.013 | Â |