Table 1 Patient’s demographics.

	Wider SVD (N,32)	Wider DVD (N,42)	P value
OCTA SSI	67.34 ± 5.42	64.98 ± 7.21	0.127^a
Width of Superficial defects (°)	46.56 ± 21.86	35.11 ± 18.83	0.018^a
Width of deep defects (°)	32.16 ± 17.20	59.97 ± 24.87	< 0.001^a
Age (year)	52.06 ± 11.99	58.48 ± 11.63	0.023^a
Sex (Male, no. (%))	10 (31.3%)	18 (42.9%)	0.308^b
Laterality (OD, no. (%))	19 (59.4%)	16 (38.1%)	0.069^b
HTN (Yes, no. (%))	2 (6.3%)	9 (21.4%)	0.101^b
DM (Yes, no. (%))	2 (6.3%)	3 (7.1%)	1.000^b
Cardiovascular disease (Yes, no. (%))	1 (3.1%)	4 (9.5%)	0.639^b
Migraine (Yes, no. (%))	1 (3.1%)	3 (7.1%)	0.629^b
Cold extremities (Yes, no. (%))	1 (3.1%)	4 (9.5%)	0.639^b
Baseline IOP (mmHg)	15.23 ± 3.95	15.40 ± 3.31	0.834^a
IOP (mmHg) measured at OCTA exam	13.0 ± 2.72	14.31 ± 2.93	0.054^a
CCT (µm)	529.70 ± 45.70	527.71 ± 32.29	0.830^a
AL (mm)	24.51 ± 5.23	25.06 ± 1.57	0.540^a
MD (dB)	− 4.71 ± 3.05	− 2.52 ± 2.35	0.001^a
PSD (dB)	6.66 ± 3.72	3.72 ± 2.85	0.001^a
VFI (%)	88.16 ± 9.42	94.67 ± 6.11	0.002^a
Presence of Paracentral VFD (Yes, no. (%))	9 (28.1%)	20 (47.6%)	0.008^b
Average RNFLT (µm)	73.25 ± 9.20	76.62 ± 8.75	0.113^a
Average CD ratio	.72 ± .11	.69 ± .15	0.334^a
Average GCIPLT (µm)	67.41 ± 8.05	70.05 ± 6.99	0.136^a

SVD superficial vessel defect, DVD deep vessel defect, n = number, OCTA optical coherence tomography angiography, SSI signal strength index, HTN hypertension, DM diabetes mellitus, IOP intraocular pressure, CCT central corneal thickness, AL axial length, MD mean deviation, dB decibel, PSD pattern standard deviation, VFI visual field index, VFD visual field defect, RNFLT retinal nerve fiber layer thickness, CD cup disc, GCIPLT ganglion cell inner plexiform layer thickness.
Mean values are presented with standard deviations.
Bold font indicates significant P values (P < 0.05).
^aStudent’s t-test.
^bChi-squared test.

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