Table 3.

Baseline WF SS-OCTA characteristics

WF SS-OCTA characteristics	Number (percent, %)/Median(interquartile range,IQR)
Total number of NVs	1 (1–3)
Number of NVs located within the arcades	1 (0–2)
The number of NVs Located in mid periphery, and within the panoramic of Montage 15mm×15mm	0 (0–2)
NVE, yes (%)	43 (78.2%)
NVD, yes (%)	23 (41.8%)
Extensive NV, yes (%)	8 (14.6%)
EVP, yes (%)	34 (61.8%)
Number of NV with EVP	1 (0–3)
Flat NV, yes (%)	25 (45.5%)
Number of flat NVs	0(0–1)
Forward NV, yes (%)	29 (52.7%)
Number of forward NVs	1 (0–1)
Tabletop NV, yes (%)	16 (29.1%)
Number of tabletop NVs	0 (0–1)
Selected area of all NVs (mm2), per eye	0.7 (0.2–4.2)
Vessel density of all NVs, per eye	0.5 (0.4–0.7)
Skeletonized vessel density of all NVs, per eye	0.2 (0.1–0.2)
Flow area of NVs (selected area of all NVs × vessel density of NVs), per eye	0.3 (0.1–1.9)
Flow area of NVs (selected area of all NVs× skeletonized vessel density of NVs) (mm2)#, per eye	0.1 (0.0–0.5)
Ischemia index*	0.1 (0.1–0.3)
PVD, yes (%)	34 (61.8%)
Retina edema around NVE, yes (%)	14 (25.5%)
ERM, yes (%)	33 (60.0%)

NV=neovascularization; NVE=neovascularization elsewhere; NVD=neovascularization elsewhere;EVP=exuberant vascular proliferation; PVD=posterior vitreous detachment; ERM=epiretinal membrane;

^*Ischemia index=non-perfusion areas/total area.