Evaluation of macular microvascular density using optical coherence tomography angiography in patients with Posner-Schlossman syndrome

Table 1 Basic ocular characteristics

	Normal eyes(A)	PSS eyes in attacked period (B)	Fellow eyes in attacked period (C)	PSS eyes in intermittent period (D)	Fellow eyes in intermittent period (E)	p*	p B v/s C	p A v/s B	p A v/s C	P D v/s E	P B v/s D	p C v/s E
BCVA(logMAR)	-0.05 ± 0.09	0.06 ± 0.16	-0.01 ± 0.09	0.01 ± 0.11	-0.03 ± 0.08	0.055	0.008	0.050	0.559	0.055	0.008	0.083
RE (D)	-0.83 ± 1.72	-0.88 ± 1.55	-0.90 ± 1.90	-0.97 ± 1.95	-0.94 ± 1.88	0.995	0.410	0.941	0.980	0.894	0.508	0.083
IOP (mmHg)	14.64 ± 2.61	38.58 ± 8.56	15.23 ± 4.58	13.64 ± 1.42	14.21 ± 2.43	< 0.001	< 0.001	< 0.001	0.955	0.102	< 0.001	0.265
AL (mm)	23.74 ± 1.00	24.24 ± 1.03	24.20 ± 1.20	24.19 ± 1.05	24.21 ± 1.17	0.331	0.587	0.180	0.223	0.868	0.005	0.307
CCT (μm)	542.29 ± 26.62	567.94 ± 36.70	551.24 ± 29.06	545.94 ± 30.45	548.82 ± 31.46	0.060	0.001	0.020	0.406	0.169	< 0.001	0.114
GCIPL (um)	85.12 ± 4.64	80.12 ± 12.05	84.65 ± 4.87	85.18 ± 4.81	80.35 ± 7.92	0.141	0.128	0.074	0.864	0.007	0.901	0.132
RNFL (um)	95.24 ± 6.92	90.47 ± 14.83	95.71 ± 6.10	87.06 ± 15.02	95.47 ± 5.00	0.133	0.016	0.276	0.875	0.011	0.003	0.821
C/D ratio	0.345 ± 0.10	0.57 ± 0.14	0.48 ± 0.13	0.56 ± 0.14	0.47 ± 0.12	< 0.001	0.008	< 0.001	0.003	0.007	0.398	0.605
VF (MD)	-	-	-	-1.53 ± 3.76	0.09 ± 0.23	-	-	-	-	0.089	-	-
CMT (um)	247.35 ± 14.50	245.12 ± 15.48	245.35 ± 15.77	249.35 ± 28.01	244.12 ± 15.09	0.896	0.853	0.671	0.704	0.402	0.508	0.220
OPP (mmHg)	50.93 ± 5.22	33.22 ± 9.54	48.79 ± 6.69	50.74 ± 4.41	50.36 ± 4.97	< 0.001	< 0.001	< 0.001	0.401	0.102	< 0.001	0.072

Bold values are statistically significant
BCVA best-corrected visual acuity, RE refractive error, IOP intraocular pressure, AL axial length, CCT central cornea thickness, GCIPI ganglion cell-inner plexiform layer thickness, RNFL retinal nerve fibre layer, C/D ratio cup/disc ratio, VF (MD) visual field (mean defect), CMT central macular thickness, OPP ocular perfusion pressure
p*: One-Way ANOVA was used in three groups (normal eyes, PSS eyes and fellow eyes) in PSS attacked period. p A v/s B and p A v/s C: One-Way ANOVA. p B v/s C, p D v/s E, p B v/s D, and p C v/s E: paired t test

ISSN: 1471-2415