Th1- and Th17-Related Cytokines in Venous and Arterial Blood of Sclerodermic Patients with and without Digital Ulcers

Table 3

Correlations between capillary (NVC) and skin (mRSS) involvement and blood cytokine concentration in patients with digital ulcers.

Cytokines	Nailfold videocapillaroscopy
Venous blood
IL-17	ρ = 0.465
IL-22	ρ = 0.460
IL-23	ρ = 0.411
ET-1	ρ = −0.437
Arterial blood
TNF-α	ρ = 0.460
	mRSS
Venous blood
IL-21	ρ = −0.427