Age

L1

L2

L3

L4

L5

L6

L7

L8

L9

<35

3.98

8.42

14.04

24.97

3.61

33.86

6.16

2.68

23.05

>35

5.99

10.67

16.36

24.69

5.50

33.94

8.25

5.09

21.93

Mean

4.97

9.53

15.18

24.83

4.54

33.90

7.19

3.87

22.50

p

0.001*

0.002*

0.004*

0.756

0.003*

0.936

0.001*

0.000*

0.223