T₀

T₁₄

Mean of the differences

95% confidence interval

t-value

p-value

Average

Average

Low

Upper

Front

46.26

45.85

0.71

−4.60

6.03

0.29

0.7763

Eye right

50.66

45.64

6.85

3.64

10.06

4.61

0.0005^*

Eye right smile

56.01

51.64

5.78

2.25

9.31

3.53

0.0036^*

Eye left

52.26

51.28

2.71

−0.86

6.29

1.63

0.1251

Eye left smile

65.20

57.35

10.07

4.51

15.63

3.91

0.0017^*

Total area

56.6

49.6

7.08

2.29

11.86

3.17

0.00679^*