Fig. 2From: Factors associated with IgG levels in adults with IgG subclass deficiencyCorrelation of IgG1 and IgG2 in patients with 53 adult patients with IgGSD and combined subnormal IgG1/IgG3. Pearson correlation coefficient 0.2456 (adjusted r2 = 0.0419; p = 0.0762)Back to article page