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. Author manuscript; available in PMC: 2017 Nov 1.
Published in final edited form as: J Am Soc Echocardiogr. 2016 Sep 10;29(11):1066–1073. doi: 10.1016/j.echo.2016.07.016

Table 1.

Summary of Parameters by Diastolic Function

Variable Normal
(Grade 0)
Impaired
Relaxation
(Grade 1)
Pseudo-
normalization
(Grade 2)
Restrictive
(Grade 3)

N 104 30 120 72
E:E’ 7.3±2.2 6.8±3.0 9.6±5.0 9.0±3.7
  Z-score 0.6±1.1 0.4±1.4 1.7±2.4 1.4±1.8
E:A 1.5±0.3 0.9±0.1 1.4±0.3 2.5±0.4
  Z-score −1.2±0.4 −2.1 ±0.2 −1.3±0.5 0.4±0.6
DT (msec) 204±56 125±34 120±39 193±87
  Z-score 1.6±1.6 −0.7±1.0 −0.8±1.2 1.3±2.6
Vfp (cm/sec)* 63±22 67±17 64 ±20 64±17
Z-score −0.3±1.0 −0.1 ±0.7 −0.2±0.9 −0.2±0.8
  EF (%)** 59±10 56±12 61 ±11 60±10
  Z-score −1.0±2.3 −1.7±2.7 −0.6±2.2 −0.7±2.1
Mass:Volume*** 1.1±0.3 1.3±0.6 1.2±0.4 1.2±0.4
  Z-score 2.1 ±2.1 3.2±5.2 2.5±3.4 2.9±3.0

DT = deceleration time; EF = ejection fraction; Vfp = ventricular flow propagation

*

Vfp sample sizes by grade are 39; 7; 57; 38

**

EF sample sizes by grade are 84; 25; 94; 61

***

Mass:volume sample sizes by grade are 80; 25; 92; 61