Table 3.

Average of macular thickness (μm).

	No β-PPA eyes (control)	Myopic β-PPA eyes (case)	Difference (control-case)	P value
Fovea	258.04 ± 16.10	255.52 ± 17.76	2.52 ± 8.68	0.143
Inner superior	322.85 ± 18.08	318.00 ± 16.37	4.85 ± 6.82	0.001
Inner temporal	309.22 ± 16.04	305.41 ± 15.57	3.81 ± 9.46	0.046
Inner inferior	318.15 ± 15.01	313.48 ± 12.91	4.66 ± 11.14	0.039
Inner nasal	326.41 ± 20.58	320.00 ± 14.97	6.41 ± 17.86	0.074
Outer superior	277.74 ± 13.30	276.63 ± 14.48	1.11 ± 5.42	0.080
Outer temporal	259.52 ± 14.62	258.89 ± 14.43	0.63 ± 10.79	0.764
Outer inferior	265.04 ± 12.30	264.67 ± 12.05	0.37 ± 8.63	0.825
Outer nasal	298.96 ± 14.72	294.96 ± 17.22	4.00 ± 12.72	0.114

β-PPA, β-zone parapapillary atrophy.