. 2021 Jul 24;13:205–217. doi: 10.2147/EB.S317186

Table 3.

OCT Angiography (OCTA) Findings, by Eye, by Group

		N	Mean (SD)	Welch F	df	Sig.	Effect Size (Eta-Squared)
Left Eye Perfusion Density	Control	35	0.39 (0.02)	8.13	1, 27.38	0.01	0.16
Left Eye Perfusion Density	Schizophrenia	23	0.37 (0.03)	8.13	1, 27.38	0.01	0.16
Left Eye Vessel Density	Control	35	22.14 (0.86)	6.89	1, 27.82	0.01	0.14
Left Eye Vessel Density	Schizophrenia	23	21.02 (1.93)	6.89	1, 27.82	0.01	0.14
Right Eye Perfusion Density	Control	35	0.39 (0.02)	4.90	1, 41.50	0.03	0.09
Right Eye Perfusion Density	Schizophrenia	24	0.38 (0.03)	4.90	1, 41.50	0.03	0.09
Right Eye Vessel Density	Control	35	21.84 (1.25)	2.88	1, 40.49	0.10	0.05
Right Eye Vessel Density	Schizophrenia	24	21.17 (1.65)	2.88	1, 40.49	0.10	0.05
Left Eye Signal Strength	Control	35	9.97 (0.17)	4.35	1, 24.84	0.05	0.10
Left Eye Signal Strength	Schizophrenia	24	9.67 (0.70)	4.35	1, 24.84	0.05	0.10
Right Eye Signal Strength	Control	35	9.94 (0.24)	0.76	1, 30.25	0.39	0.02
Right Eye Signal Strength	Schizophrenia	25	9.84 (0.55)	0.76	1, 30.25	0.39	0.02
Left Eye FAZ	Control	35	0.21 (0.10)	4.94	1, 34.34	0.03	0.10
Left Eye FAZ	Schizophrenia	22	0.29 (0.15)	4.94	1, 34.34	0.03	0.10
Right Eye FAZ	Control	35	0.22 (0.09)	5.48	1, 38.97	0.02	0.10
Right Eye FAZ	Schizophrenia	24	0.29 (0.13)	5.48	1, 38.97	0.02	0.10

Notes: Eta-squared values can range from 0 to 1. Per convention 0.01 is a small effect size, 0.06 is a medium effect size, and 0.14 or higher is considered a large effect size.