Table 2. The parameters of OCTA at preoperative and postoperative time points with repeated measures.

Parameters	Preoperative	1wk after surgery	1mo after surgery	3mo after surgery	Correlation with time (P)a
SCP
VD (%)	49.41±5.00	48.96±4.05	49.64±5.16	49.84±4.88	0.532
SD (mm−1)	22.14±2.01	21.97±1.74	22.35±2.14	22.48±2.04	0.199
DCP
VD (%)	39.92±7.25	39.30±7.10	38.18±7.30	39.10±7.27	0.226
SD (mm−1)	18.71±3.00	18.45±2.96	18.03±3.07	18.45±3.00	0.258
CRT (µm)	249.96±18.83	250.40±19.26	252.28±18.34	251.46±18.95	<0.001
Pb	Ref.	0.460	<0.001	<0.001
		Ref.	<0.001	0.056
			Ref.	0.177
GCT (µm)	77.22±6.52	79.86±6.22	78.53±6.47	78.36±6.09	<0.001
Pb	Ref.	<0.001	<0.001	<0.001
		Ref.	<0.001	<0.001
			Ref.	0.430

^aRepeated measures, significance P values of repeated factor ‘time’; ^bSignificance P values of the comparisons between mean values with respect to reference time, post hoc Bonferroni test. SCP: Superficial capillary plexuses; DCP: Deep capillary plexuses; CRT: Central retinal thickness; GCT: Ganglion cell-inner plexiform thickness; VD: Vessel density; SD: Skeleton density; Ref.: Reference mean value.