Table 3.

Associations of the FAZ parameters of OCTA with FAZ area in non-high myopia (lower quartile) and high myopia (upper quartile) groups.

	Area of superficial FAZ			Area of deep FAZ
	R2	Coefficient	P Value*	R2	Coefficient	P Value*
Non-high myopia
Circularity index of FAZ	0.027	0.190	0.536	0.069	0.001	0.997
Acircularity index of FAZ	0.053	− 0.478	0.347	0.079	− 0.040	0.951
Perimeter of FAZ	0.534	3.787	< 0.001	0.704	4.553	< 0.001
Axial ratio of FAZ	0.269	− 1.339	0.011	0.013	0.129	0.659
Major axis length of FAZ	0.406	0.580	0.024	0.697	1.074	< 0.001
Minor axis length of FAZ	0.818	1.086	< 0.001	0.754	0.853	< 0.001
High myopia
Circularity index of FAZ	0.427	− 0.352	0.001	0.409	− 0.223	0.001
Acirculariy index of FAZ	0.588	0.814	< 0.001	0.494	0.595	< 0.001
Perimeter of FAZ	0.931	6.243	< 0.001	0.915	5.516	< 0.001
Axial ratio of FAZ	0.094	0.186	0.336	0.254	0.065	0.600
Major axis length of FAZ	0.892	1.458	< 0.001	0.708	0.707	< 0.001
Minor axis length of FAZ	0.764	1.030	< 0.001	0.805	0.520	< 0.001

FAZ foveal avascular zone.

*P value adjusted for age and sex.

Factors with statistical significance are shown in boldface.