Table 2.

Macular vessel density of superficial vascular plexus (SVP), intermediate capillary plexus (ICP), and deep capillary plexus (DCP) in 1-3mm annular area of macular 3×3mm scan before and after mydriasis.

Area	Before mydriasis (%)	After mydriasis (%)	Difference (%)	P value†
SVP- Whole	40.30 ± 3.55	40.70 ± 4.10	-0.40 ± 2.07	0.264
SVP-S	44.91 ± 4.68	44.83 ± 4.66	0.08 ± 2.25	0.841
SVP-T	34.03 ± 3.86	34.57 ± 4.41	-0.54 ± 3.27	0.337
SVP-I	42.71 ± 3.97	43.66 ± 4.75	-0.95 ± 2.36	0.023
SVP-N	39.59 ± 4.84	39.77 ± 5.14	-0.18 ± 2.82	0.714
ICP- Whole	42.67 ± 3.20	42.73 ± 3.96	-0.06 ± 2.48	0.884
ICP-S	43.43 ± 3.79	43.05 ± 4.35	0.38 ± 3.82	0.565
ICP-T	40.97 ± 4.24	41.24 ± 4.66	-0.27 ± 4.01	0.691
ICP-I	43.88 ± 3.46	44.25 ± 4.34	-0.37 ± 2.88	0.452
ICP-N	42.42 ± 3.80	42.40 ± 4.53	0.02 ± 2.95	0.964
DCP- Whole	26.41 ± 3.98	27.22 ± 4.38	-0.81 ± 2.77	0.094
DCP-S	28.05 ± 4.64	28.19 ± 4.50	-0.13 ± 3.53	0.824
DCP-T	26.28 ± 5.17	27.07 ± 5.33	-0.79 ± 3.27	0.163
DCP-I	26.51 ± 4.61	27.24 ± 4.77	-0.72 ± 3.84	0.273
DCP-N	24.81 ± 5.00	26.39 ± 5.48	-1.58 ± 3.90	0.022

S, superior; T, temporal; I, inferior; N, nasal. Values are presented as mean ± SD. ^†Values were compared by paired t-test. Italic values indicate significance at P<0.05. Parameters commonly used are in bold.