Figure 5From: Development of an ELISA for sensitive and specific detection of IgA autoantibodies against BP180 in pemphigoid diseasesCorrelation of BP180-specific IgA levels by ELISA with IgA reactivity by IF microscopy in IgA pemphigoid patients. Spearman rank coefficient (r) = 0.71, 95% confidence interval 31-89%, p < 0.005, n = 16.Back to article page