Table 4 The APD (∗ mm) results of 15 subjects using three methods

SC-HF-I-05

1.42

1.40

1.45

SC-HF-I-06

1.30

1.36

1.35

SC-HF-I-07

2.90

2.90

3.06

SC-HF-I-08

1.44

1.55

1.60

SC-HF-NI-07

2.13

2.42

2.71

SC-HF-NI-11

1.16

1.27

1.22

SC-HF-NI-31

1.91

1.90

2.19

SC-HF-NI-33

2.16

2.22

2.46

SC-HYP-06

1.53

1.49

1.54

SC-HYP-07

2.83

2.84

3.01

SC-HYP-08

1.52

1.61

1.51

SC-HYP-37

1.80

1.42

1.34

SC-N-05

2.49

2.55

2.43

SC-N-06

2.51

2.46

2.58

SC-N-07

1.72

1.84

1.84

Mean

1.92

1.95

2.02

Std

0.56

0.57

0.64