Variables

QT duration

p

Long

Normal

Short

Sex

F

13.6

86.4

0

0.1

M

28.8

64.4

6.8

Age group (years)

<20

22.1

75

2.9

0.077

20 - 29

27.1

65.3

7.6

≥30

53.3

40

6.7

Entire sample

27.3

66.5

6.2