Table 3 Conventional diastolic and PDF parameters
All (n = 726) | PDF subset (n = 446) | |
|---|---|---|
E/A, ratio | 1.0 [0.8–1.3] | 1.1 [0.8–1.3] |
Septal e’, cm/s | 7.0 [6.0–9.0] | 8.0 [6.0–9.0] |
Lateral e’, cm/s | 10.0 [8.0–11.0] | 10.0 [7.0–11.0] |
Mean E/e’, ratio | 8.2 [6.8–10.0] | 8.6 [7.1–10.6] |
Mean E/e’ > 14 | 31 (4.3) | 25 (5.6) |
TR velocity, m/s | 2.4 [2.2–2.6]* | 2.2 [2.4–2.5] |
LAVI, ml/m2 | 24 [20–28] | 25 [21–28] |
Diastolic function grade | ||
Normal | 675 (93.0) | 409 (91.2) |
Grade I dysfunction | 2 (0.3) | 1 (0.2) |
Grade II dysfunction | 9 (1.2) | 7 (1.6) |
Grade III dysfunction | 1 (0.1) | 1 (0.2) |
Indeterminate | 39 (5.3) | 28 (6.2) |
c¸ g/s | 17.1 [14.6–19.7] | |
k, g/s2 | 185.7 [154.7–216.9] | |
x0, cm | 10.6 [9.2–12.5] | |
c2-4k, g2/s2 | -439.1 [- 536.0− -343.8] | |
Tau, ms | 65.5 [58.9–74.8] | |
KFEI, % | 53.6 [52.1–55.8] | |
Energy, mJ | 1.0 [0.7–1.4] | |
Peak driving force, mN | 18.8 [15.8–23.9] | |
Peak resistivs force, mN | 11.5 [9.4–14.8] | |