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Age-corrected Doppler mitral inflow and pulmonary flow profiles used to classify diastolic function
| Variable | Normal | Impaired relaxation (grade I) | Pseudo normal filling (grade II) | Restrictive filling (grade III) |
|---|---|---|---|---|
| E/A (cm/s) | 0.75<E/A<1.5 | E/A≤0.75 | 0.75<E/A<1.5 | E/A>1.5 |
| DT (ms) | 140<DT<320 | ≥180 | 140<DT<320 | DT<140 |
| S/D | ≥1 | ≥1 | <1 | <1 |
DT, deceleration time
