Table 6.

Mean macular GCC of the ETPKU and control groups. Values are shown as mean ± SD. For GCC measurements ANOVA test was used, for FLV and GLV two-tailed Mann Whitney U test. GCC: ganglion cell complex, FLV: focal loss of volume, GLV: global loss of volume.

GCC thickness (microns)	ETPKU	CONTROL	p-value
superior	91.41 ± 5.76	97.42 ± 6.4	<0.001
inferior	92.77 ± 5.44	98.84 ± 6.09	<0.001
average	91.91 ± 5.52	98.12 ± 6.01	<0.001
FLV	1.46 ± 1.81	0.34 ± 0.46	<0.003
GLV	4.66 ± 3.56	1.93 ± 2.39	<0.001