Table 3 Association between CMR variables and diastolic function score.

From: The prognostic importance of left ventricular diastolic function in primary mitral regurgitation and its relation to structural changes by CMR

Variable

DF score = 0

(n = 32)

DF score = 1

(n = 40)

DF score = 2

(n = 68)

DF score = 3

(n = 33)

P

MR RF (%)

39 [33–45]

43 [36–52]

45* [36–52]

52*¶+ [43–62]

 < 0.001

MR RV (mL)

43 [33–64]

58 [40–71]

57 [37–68]

74*¶+ [46–93]

 < 0.001

ECV (%)

25.7 [22.8–28.1]

26.8 [24.7–28.8]

27.4* [26–29.6]

29.3*¶+ [27.6–31.9]

 < 0.001

Scar present

4

7

12

9

0.656

LA maximum volume index

by CMR (mL/m2)

73.4 [57.6–94.1]

85.5 [66.1–110.4]

78.8 [65.4–124.4]

89.2 [74.0–111.8]

0.178

LV EF (%)

68.6 [61.3–73.7]

61.7 [58.0–68.8]

66.4 [60.5–70.9]

62.8 [58.5–71.1]

0.055

RV EF (%)

54.8 [48.5–58.8]

51.0 [47.6–56.4]

53.1 [45.3–59.1]

52.1 [46.8–58.0]

0.565

Index LV EDV (mL/m2)

98.9 [86.1–117.4]

102.3 [87.8–131.8]

106.1 [84.8–124.4]

108.2 [85.6–129.0]

0.807

Index LV ESV (mL/m2)

34.1 [25.5–41.5]

37.4 [27.1–48.0]

36.1 [25.9–47.9]

37.6 [26.8–46.9]

0.675

Index RV EDV (mL/m2)

85.2 [69.5–99.9]

85.8 [72.3–98.9]

91.8 [73.7–109.6]

87.8 [65.0–108.5]

0.604

Index RV ESV (mL/m2)

41.2 [28.6–49.4]

38.2 [33.9–50.4]

45.6 [32.5–59.0]

42.5 [28.6–54.2]

0.301

Index LV mass (g/m2)

71.3 [51.7–79.5]

66.2 [61.0–82.0]

71.9 [61.1–86.2]

68.4 [62.5–82.9]

0.773

  1. LA-left atrium, LV -left ventricle, RV- right ventricle, EDV -end diastolic volume, ESV-end systolic volume, ECV-extracellular volume, MR-mitral regurgitation, RF- regurgitant fraction, RV- regurgitant volume.
  2. *, p < 0.05 compared to DF score of 0.
  3. , p < 0.05 compared to DF score of 1.
  4.  + , p < 0.05 compared to DF score of 2.
Back to article page