Table 1 Thickness of the INL and ONL in the four groups

μm

−600

−500

− 400

−300

− 200

− 100

0

100

200

300

400

500

600

Control

47.33 ±3.05

49.92 ±2.65

50.30 ±2.65

48.15 ±1.88

43.20 ±0.58

29.19 ±4.52

0

26.72 ±4.42

44.19 ±3.89

50.50 ±1.75

52.21 ±2.96

50.88 ±3.80

48.63 ±1.99

LD

42.41 ±2.20

45.34 ±1.31

47.60 ±2.45

49.44 ±1.85

48.27 ±3.87

25.88 ±1.64

0

27.37 ±2.03

44.86 ±3.79

49.04 ±3.02

49.30 ±3.90

47.38 ±2.41

44.70 ±2.04

LC

57.88 ±2.70 **

58.86 ±3.10 **

57.68 ±3.58 **

54.40 ±3.27 **

45.73 ±3.42

30.24 ±1.43

0

29.86 ±3.45

46.96 ±5.74

61.35 ±7.21 **

63.06 ±4.95 **

62.64 ±5.52 **

60.01 ±5.57 **

HC

62.49 ±3.06 **

62.85 ±5.02 **

59.99 ±4.59 **

55.52 ±3.26 **

40.71 ±4.09

28.85 ±3.64

0

29.77 ±2.29

44.27 ±1.57

53.66 ±3.88 **

57.67 ±1.96 **

59.99 ±1.72 **

61.25 ±4.40 **

μm

−600

−500

−400

−300

−200

−100

0

100

200

300

400

500

600

Control

24.11 ±3.23

25.78 ±3.18

26.77 ±3.45

23.28 ±3.68

21.32 ±3.55

17.15 ±4.22

0

19.17 ±3.17

22.14 ±1.98

25.47 ±2.59

24.61 ±3.34

26.06 ±1.33

24.55 ±1.31

LD

21.07 ±2.81

20.73 ±4.16

23.16 ±2.96

23.29 ±1.54

22.60 ±1.83

16.76 ±1.27

0

17.07 ±2.27

21.35 ±2.86

22.54 ±2.52

23.84 ±1.59

24.64 ±1.72

21.90 ±2.68

LC

25.54 ±3.62

27.87 ±2.84∗

24.83 ±2.11

22.27 ±1.63

20.19 ±3.74

15.63 ±2.13

0

16.13 ±2.28

21.56 ±3.97

25.68 ±3.49

30.74 ±3.86 *

28.93 ±3.18 *

27.29 ±5.80

HC

24.66 ±4.16

28.67 ±3.71∗

25.8 ±3.12

22 ±1.70

18.91 ±2.02

14.86 ±1.40

0

15.92 ±2.22

21.96 ±3.46

28.56 ±2.63∗

30.32 ±2.03∗

30.10 ±2.32∗

24.18 ±1.21