Journal of Ophthalmic Inflammation and Infection

Table 2 Comparison of the Inner Retinal Thickness between the COVID-19 Patients (N = 25) and Control Group (N = 60)

From: Spectral-domain optical coherence tomography assessment of retinal and choroidal changes in patients with coronavirus disease 2019: a case-control study

Variable	Retinal Thickness			Retinal Volume
Variable	Control	Case	P-value	Control	Case	P-value
Fovea	67.8 ± 11.4	68.6 ± 12.3	0.675	0.053 ± 0.009	0.054 ± 0.010	0.616
Parafovea	128.1 ± 7.4	129.1 ± 9.6	0.629	0.805 ± 0.046	0.811 ± 0.060	0.643
S Hemisphere	127.7 ± 7.7	129.2 ± 9.4	0.38	0.401 ± 0.024	0.406 ± 0.030	0.367
I Hemisphere	128.5 ± 7.9	128.9 ± 10.2	0.828	0.403 ± 0.026	0.405 ± 0.032	0.721
Temporal	119.5 ± 8.3	120.2 ± 9.3	0.595	0.188 ± 0.013	0.189 ± 0.015	0.609
Superior	131.0 ± 8.1	131.9 ± 9.8	0.626	0.206 ± 0.013	0.207 ± 0.015	0.599
Nasal	130.4 ± 8.8	133.5 ± 11.4	0.191	0.205 ± 0.014	0.210 ± 0.018	0.193
Inferior	131.4 ± 8.4	130.6 ± 11.0	0.946	0.206 ± 0.013	0.205 ± 0.017	0.981
Perifovea	112.7 ± 5.3	113.9 ± 8.1	0.2	1.415 ± 0.067	1.430 ± 0.103	0.193
S Hemisphere	112.8 ± 5.6	114.3 ± 8.4	0.195	0.709 ± 0.035	0.718 ± 0.053	0.182
I Hemisphere	112.4 ± 5.5	113.3 ± 8.3	0.279	0.707 ± 0.035	0.712 ± 0.052	0.309
Temporal	106.3 ± 6.3	107.4 ± 7.5	0.268	0.334 ± 0.020	0.337 ± 0.024	0.313
Superior	112.0 ± 5.8	112.8 ± 8.6	0.379	0.352 ± 0.018	0.354 ± 0.027	0.404
Nasal	121.7 ± 8.1	124.8 ± 9.9	0.133	0.383 ± 0.026	0.392 ± 0.031	0.127
Inferior	110.0 ± 5.4	110.4 ± 8.6	0.49	0.346 ± 0.017	0.346 ± 0.027	0.521

Notes: The unit of measurement thicknesses and volumes were μm and mm³, respectively. Values represented as mean ± SD and analysis made by Mann-Whitney U test
Abbreviations: S superior, I inferior

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