Table 1.

Mean patient difference values between timepoints in each blood flow measure of the superficial vascular plexus and intermediate capillary plexus. Timepoints: 1, pre-op; 2 and 3, 24–48 h and 7 days post-op; FAZ: foveal avascular zone.

Retinal Vessel Layer	Measure	Timepoint	Mean	95% Confidence Interval	Standard Error	p Value
Superficial vascular plexus	Skeletal fractal dimension	1	1.602	1.584 to 1.621	0.009	0.08
		2 and 3	1.625	1.608 to 1.642	0.008
	Skeletal vessel density	1	0.068	0.063 to 0.074	0.003	0.29
		2 and 3	0.072	0.067 to 0.077	0.002
	FAZ area (mm2)	1	0.433	0.405 to 0.461	0.014	0.20
		2 and 3	0.408	0.382 to 0.434	0.013
	FAZ perimeter (mm)	1	2.678	2.565 to 2.791	0.056	0.53
		2 and 3	2.628	2.525 to 2.732	0.052
Intermediate capillary plexus	Skeletal fractal dimension	1	1.603	1.582 to 1.624	0.010	0.211
		2 and 3	1.621	1.603 to 1.640	0.009
	Skeletal vessel density	1	0.067	0.062 to 0.072	0.003	0.98
		2 and 3	0.067	0.063 to 0.072	0.002
	FAZ area (mm2)	1	0.271	0.256 to 0.285	0.007	0.06
		2 and 3	0.252	0.239 to 0.265	0.006
	FAZ perimeter (mm)	1	2.294	2.201 to 2.387	0.046	0.41
		2 and 3	2.242	2.158 to 2.325	0.042