Table 1 Clinical, echocardiographic and cardiac MRI (CMR) findings in the MYBPC group and in the Archive group

Patients, n

20

15

32

71

80

Age, y

46 ± 17

33 ± 16

50 ± 11

.007*

53 ± 14

55 ± 16

.42

Men, n

5 (25 %)

3 (20 %)

20 (63 %)

<.001*

44 (62 %)

51 (64 %)

.82

BSA, m²

1.87 ± 0.28

1.75 ± 0.18

1.94 ± 0.20

.004*

1.88 ± 0.22

1.90 ± 0.21

.44

Height, cm

169 ± 10

167 ± 6

174 ± 9

.040*

171 ± 10

170 ± 8

.718

Weight, kg

76 ± 24

68 ± 13

81 ± 14

.005*

77 ± 16

80 ± 16

.248

BMI

27 ± 8

24 ± 4

27 ± 4

.129

26 ± 4

28 ± 5

.141

 I

20 (100 %)

15 (100 %)

28 (88 %)

N.A.

N.A.

 II

-

-

4 (13 %)

N.A.

N.A.

LVOT gradient, mmHg

7.1 ± 2.9

5.7 ± 1.8

8.5 ± 11.4

.42

N.A.

N.A.

LVMWT, mm

10.2 ± 2.8

9.5 ± 1.6

22.1 ± 5.7

<.001*

10.5 ± 2.5

19.2 ± 4.5

<.001*

LVMI, g/m2

45 ± 9

49 ± 13

68 ± 21

<.001*

N.A.

N.A.

LVEDVI, ml/m2

78 ± 13

78 ± 15

74 ± 14

.55

75 ± 17

74 ± 22

.49

LVESVI, ml/m2

32 ± 10

30 ± 7

28 ± 10

.13

33 ± 9

31 ± 15

.019*

LVEF, %

60 ± 8

62 ± 5

63 ± 9

.12

55 ± 7

59 ± 10

.007*

AML, mm (range)

25.0 ± 2.9 (20–30)

24.7 ± 3.8 (19–33)

24.8 ± 4.1 (19–42)

.81

25.1 ± 3.7 (16–36)

25.3 ± 3.9 (17–41)

.66

PML, mm (range)

10.6 ± 1.9 (8–15)

11.1 ± 3.4 (6–16)

12.7 ± 2.8 (9–22)

.056

14.4 ± 3.6 (7–24)

14.2 ± 3.5 (8–25)

.55

AML index, mm/m2

13.7 ± 2.2

14.2 ± 2.2

12.9 ± 2.5

.034*

13.5 ± 2.4

13.8 ± 2.5

.68

PML index, mm/m2

5.8 ± 1.2

6.2 ± 1.5

6.6 ± 1.5

.214

7.8 ± 2.2

7.6 ± 1.9

.90