Table 5.

Parameters of the FAZ shape

Parameters		Control (41eyes) (MEAN ± SD)	Case (41eyes) (MEAN ± SD)	P -value
Form factor	Superficial	0.32 ± 0.06	0.29 ± 0.07	0.009
	Deep	0.62 ± 0.11	0.67 ± 0.08	0.023
Roundness	Superficial	0.85 ± 0.08	0.84 ±0.06	0.286
	Deep	0.82 ± 0.09	0.82 ± 0.08	0.933
Extent	Superficial	0.63 ± 0.04	0.63 ± 0.03	0.700
	Deep	0.65 ± 0.08	0.67 ± 0.04	0.171
Convexity	Superficial	0.62 ± 0.05	0.59 ± 0.06	0.004
	Deep	0.85 ± 0.05	0.88 ± 0.03	0.029
LS Ratio	Superficial	1.14 ± 0.10	1.2 ± 0.08	0.330
	Deep	1.18 ± 0.11	1.19 ± 0.10	0.666
Solidity	Superficial	0.86 ± 0.03	0.86 ± 0.03	0.481
	Deep	0.90 ± 0.04	0.91 ± 0.03	0.133
Irregularity	Superficial	0.12 ± 0.04	0.13 ± 0.02	0.149
	Deep	0.13 ± 0.05	0.11 ± 0.03	0.039
Frequency domain irregularity	Superficial	152.28 ± 80.55	208.63 ± 84.98	0.001
Irregularity	Superficial	0.12 ± 0.04	0.13 ±0.02	0.149