Table 4 Mid-myocardium native T1 and T2 values of six study individuals (one R302Q mutation carrier lacked T1 and T2 mapping data)

Native T1 values

Family 1 (n = 5)

R302Q mutation (n = 4)

 LGE negative (n = 3)

  1

934

932

944

905

897

929

924

  2

914

902

925

924

879

894

906

  3

922

938

945

919

905

918

925

  Mean

923

924

938

916

894

914

918

 LGE positive (n = 1)

m. v.

m. v.

990

944

986

m. v.

973

No mutation (n = 1)

984

954

938

960

984

955

963

Family 2 (n = 1)

H344P mutation (n = 1)

950

965

985

968

957

969

966

Native T2 values

Family 1 (n = 5)

R302Q mutation (n = 4)

 LGE negative (n = 3)

  1

42.8

44.4

39.9

39.7

43.9

40.5

41.9

  2

41.4

44.3

43.8

43.0

43.2

40.3

42.7

  3

42.1

46.5

42.2

40.5

45.5

40.2

42.8

  Mean

42.1

45.1

42.0

41.1

44.2

40.3

42.5

 LGE positive (n = 1)

m. v.

m. v.

41.9

40.2

39.9

m. v.

40.7

No mutation (n = 1)

43.3

47.6

41.5

37.2

43.2

39.0

42.0

Family 2 (n = 1)

H344P mutation (n = 1)

50.4

50.0

49.0

45.4

50.4

45.4

48.4