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Table 2 Follow-up CMR assessment of RV and LV function (n = 63)

From: Right ventricular function declines prior to left ventricular ejection fraction in hypertrophic cardiomyopathy

CMR results, (± SD)

Baseline CMR

Follow-up CMR

P-value

Difference in mean (95% CI)

RVEDV (ml)

136 ± 35

130 ± 27

0.07

6.5 (− 0.4 to 13.5)

RVESV (ml)

48 ± 19

50 ± 15

0.20

− 1.8 (-4.9 to 1.3)

RVSV (ml)

89 ± 22

80 ± 18

0.001

8.4 (3.6 to 13.1)

RVEF (%)

65 ± 7

62 ± 7

 < 0.001

3.5 (2.3 to 4.8)

RV mass (g)

39 ± 11

42 ± 11

0.02

− 3.0 (− 5.5 to − 0.5)

RV peak radial strain (%)

17 ± 7

18 ± 6

0.10

− 1.5 (− 3.2 to 0.3)

RV peak circumferential strain (%)

− 10 ± 4

− 11 ± 5

0.13

1.0 (− 0.3 to − 2.3)

RV peak longitudinal strain (%)

− 21 ± 5

− 20 ± 5

0.036

− 1.3 (− 2.4 to − 0.1)

LVEDV (ml)

137 ± 32

131 ± 27

0.04

5.8 (0.4 to 11.2)

LVESV (ml)

46 ± 20

45 ± 17

0.63

0.8 (− 2.6 to 4.3)

LVSV (ml)

92 ± 20

86 ± 18

0.02

5.0 (1.0 to 8.9)

LVEF (%)

68 ± 10

66 ± 8

0.30

0.8 (− 2.6 to 4.3)

LV mass (g)

155 ± 57

161 ± 63

0.21

− 5.7 (− 14.7 to 3.3)

LV maximal wall thickness

20 ± 5

20 ± 5

0.52

− 0.3 (− 1.8 to 1.1)

LV peak radial strain (%)

37 ± 11

37 ± 12

0.76

0.4 (− 2.1 to 2.8)

LV peak circumferential strain (%)

− 18 ± 3

− 17 ± 4

0.008

− 1.3 (− 2.2 to − 0.4)

LV peak longitudinal strain (%)

− 17 ± 3

− 16 ± 3

0.02

− 1.1 (− 2.1 to − 0.2)