Correlation of retinal and choroidal microvascular impairment in systemic sclerosis

Table 4 Correlation analyses of all systemic sclerosis patients with disease duration < 60 months (n = 12 eyes)

Parameter	FRP	SRP	DRP	CCP	SLP	HLP
FRP
CC	1	0.496	0.685	0.015	0.078	0.101
P		0.012	< 0.001	0.933	0.752	0.481
SRP
CC	0.496	1	0.555	0.041	0.114	0.085
P	0.012		0.007	0.914	0.564	0.716
DRP
CC	0.685	0.555	1	0.184	0.152	0.116
P	< 0.001	0.007		0.445	0.488	0.545
CCP
CC	0.015	0.041	0.184	1	0.305	0.371
P	0.933	0.914	0.445		0.180	0.093
SLP
CC	0.078	0.114	0.152	0.305	1	0.745
P	0.752	0.564	0.488	0.180		< 0.001
HLP
CC	0.101	0.085	0.116	0.371	0.745	1
P	0.481	0.716	0.545	0.093	< 0.001

Italic values are statistically significant (P < 0.05)
CC Correlation Coefficient, CCP Choriocapillaris Perfusion, CCT Choriocapillaris Thickness, CMT Central Macular Thickness, CMV Central Macular Volume, CSURI Capillaroscopic skin Ulcer Risk Index, CT Choroidal Thickness, DRP Deep Retinal Perfusion, FRP Full Retinal Perfusion, MRSS Modified Rodnan Skin Score, HLP Haller’s Layer Perfusion, HLT Haller’s Layer Thickness, SLP Sattler’s Layer Perfusion, SLT Sattler’s Layer Thickness, SRP Superficial Retinal Perfusion; P < 0.05 was considered statistically significant

ISSN: 1750-1172