Figure 1From: Cross-over study of influence of oral vitamin C supplementation on inflammatory status in maintenance hemodialysis patients Influence of vitamin C supplementation on plasma vitamin C level. group1: patients were given oral vitamin C 200 mg per day during the first 3 months and withdraw vitamin C thereafter. group2: patients were given vitamin C during the second 3 months; vitamin C was presented as mean ± SD; levels of vitamin C were compared among groups using one-way analysis of variance (1-way-ANOVA).Back to article page