Table 2.

Comparison of Sattler’s layer vessel metrics between acute and chronic CSC.

	OCT-Angiography					OCT-Strucure
	Acute CSC		Chronic CSC			Acute CSC		Chronic CSC
Metrics	Mean	SD	Mean	SD	P-value	Mean	SD	Mean	SD	P-value
Node numbers (n)	540.7	50.54	530.43	62.72	0.221	438.85	62.6	415.17	74.35	0.013*
Vessel area density (%)	46.77	2.41	46.87	2.55	0.886	48.2	1.61	48.13	1.58	0.498
Total vessel length (um)	168.99	8.77	167.99	11.66	0.356	137.06	12.24	132.41	12.24	0.023*
Vessel length density (%)	3.3	0.17	3.28	0.23	0.392	7.83	0.7	7.57	0.7	0.023
Vessel length density (mm-1)	6.76	0.35	6.72	0.47	0.356	5.48	0.49	5.3	0.49	0.023*
Mean length (um)	163.52	9.68	165.79	11.33	0.264	182.16	15.6	187.37	19.26	0.023*
Median length (um)	110.59	6.42	111.24	6.49	0.486	124.94	9.66	128.45	12.87	0.054
Lengths variation (um)	123666.4	38030.38	121460.8	43349.86	0.769	63614.62	21275.11	69026.8	25453.24	0.138
Lengths skew (um)	14.62	4.21	13.68	4.33	0.176	7.47	1.58	7.65	1.81	0.306
Lengths kurtosis (um)	302.06	155.28	269.58	153.26	0.160	84.59	33.42	90.77	40.57	0.26
Mean diameter (um)	87.78	3.98	89.73	4.99	0.020*	82.35	5.86	86.54	8.89	0.001*
Median diameter (um)	86.54	3.68	88.15	3.93	0.033*	75.9	4.9	78.61	6.13	0.003*
Diameter variation (um)	1726.58	204.33	1934.57	417.22	0.000*	1543.32	705.81	2110.85	1901.75	0.002*
Diameter skew (um)	0.37	0.1	0.43	0.17	0.019*	1.09	0.29	1.23	0.51	0.103
Diameter kurtosis (um)	3.21	0.24	3.35	0.44	0.219	4.98	1.45	5.67	3.27	0.211
Branchpoint density (nodes/mm)	3.2	0.23	3.15	0.26	0.285	3.19	0.28	3.12	0.37	0.040*
Fractional dimention	1.990	0.000	1.990	0.001	0.326	1.872	0.004	1.874	0.005	0.013*

CSC: central serous chorioretinopathy; SD: standard deviation.

* Statistically significant P-value.