| Normal Diastolic Filling (n = 40) | Grade 1 Diastolic Dysfunction (n = 21) | Grade 2 Diastolic Dysfunction (n = 45) | Grade 3 Diastolic Dysfunction (n = 9) | P |
---|---|---|---|---|---|
Cardiovascular Magnetic Resonance | Â | Â | Â | Â | Â |
   E:A Ratio | 3.1 ± 2.4 | 1.1 ± 0.4 | 1.9 ± 1.4 | 4.8 ± 3.3 | < 0.001 |
   Diastolic Volume Recovery (% diastole) | 65 ± 16 | 81 ± 5 | 73 ± 13 | 58 ± 15 | < 0.001 |
   Time to Peak Filling Rate (msec) | 174 ± 119 | 321 ± 205 | 221 ± 136 | 136 ± 36 | 0.001 |
   Peak Filling Rate (ml/sec) | 266 ± 76 | 207 ± 58 | 231 ± 73 | 353 ± 91 | < 0.001 |
   Normalized Peak Filling Rate | 3.3 ± 1.2 | 2.7 ± 0.6 | 3.0 ± 0.7 | 4.1 ± 0.8 | 0.001 |
Echocardiography | Â | Â | Â | Â | Â |
   E:A Ratio | 1.4 ± 0.4 | 0.9 ± 0.3 | 1.3 ± 0.3 | 3.1 ± 1.2 | < 0.001 |
   Deceleration time (msec) | 187 ± 33 | 249 ± 41 | 185 ± 40 | 127 ± 16 | < 0.001 |
   Isovolumic relaxation time (msec) | 90 ± 12 | 96 ± 15 | 89 ± 17 | 73 ± 11 | 0.02 |
   Tissue Doppler e'/a' (septal) | 1.1 ± 0.3 | 0.6 ± 0.2 | 0.8 ± 0.3 | 1.2 ± 0.5 | < 0.001 |
   Tissue Doppler e'/a' (lateral) | 1.8 ± 0.6 | 0.8 ± 0.3 | 1.0 ± 0.5 | 1.9 ± 0.6 | < 0.001 |
   E/e' (mean e') | 6.3 ± 2.0 | 7.8 ± 2.6 | 9.5 ± 2.6 | 15.0 ± 8.9 | < 0.001 |