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Table 2 Results of PDF analysis in 20 patients

From: Kinematic analysis of diastolic function using the freely available software Echo E-waves – feasibility and reproducibility

 

Median

Range

Interquartile range

c (g/s2)

17.4

10.6–32.8

15.5–20.4

k (g/s)

177.4

106.5–294.8

153.9–206.9

x0 (cm)

11.7

7.7–17.9

10.3–12.8

Vmax (m/s)

0.7

0.5–1.3

0.6–0.8

Edec (ms)

236

139–473

205–273

VTI (cm)

12.4

8.1–19.1

11.0–13.5

Tau (ms)

70.1

47.6–151.6

62.0–83.3

KFEI (%)

53.0

46.1–64.1

51.4–54.8

c2 − 4k (g2/s2)

−382

−224– − 826

−295– − 474

Filling energy (mJ)

1.1

0.6–3.3

0.9–1.4

Peak driving force (mN)

19.6

12.4–40.6

17.6–22.7

Peak resistive force (mN)

12.5

7.6–27.3

10.6–14.7

M (dimensionless)

1.17

0.96–1.49

1.06–1.26

B (mN)

5.3

1.6–9.7

4.1–6.7

  1. Vmax E-wave peak velocity, Edec E-wave deceleration time, VTI velocity time integral, KFEI kinematic filling efficiency index