Table 4.

Comparison of retardation distributions or birefringence distributions between different pupil sizes of nasal and temporal part of the cornea (p-value, Srihera statistical method).

	p-value
	Retardation	Birefringence
Temporal
Constricted versus dilated	< 0.002	< 0.002
Constricted versus normal	< 0.001	< 0.001
Normal versus dilated	< 0.001	< 0.001
Nasal
Constricted versus dilated	> 0.05	< 0.002
Constricted versus normal	< 0.001	< 0.001
Normal versus dilated	< 0.001	< 0.001

Bold denotes statistical significance.