Figure 4From: Plasma cytokine profiles in systemic sclerosis: associations with autoantibody subsets and clinical manifestationsFour plasma cytokine profiles in systemic sclerosis-association autoantibody subsets of scleroderma patients compared with controls. Plasma cytokine levels (in pg/ml) were log n -transformed. Data presented as mean ± standard error of the mean. *P < 0.05. **P < 0.01. ***P < 0.001. ****P < 0.0001.Back to article page