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. 2022 Jan 14;12:785247. doi: 10.3389/fimmu.2021.785247

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Copyright © 2022 Endmayr, Tunc, Ergin, De Rosa, Weng, Wagner, Yu, Fichtenbaum, Perkmann, Haslacher, Kozakowski, Schwaiger, Ricken, Hametner, Klotz, Dutra, Lechner, de Simoni, Poppert, Müller, Pirker, Pirker, Angelovski, Valach, Maestri, Guida, Ricciardi, Frommlet, Sieghart, Pinter, Kircher, Artacker, Höftberger and Koneczny

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Gender-specific serum IgG4 concentrations. (A) Serum IgG4 concentrations in female patients, (B) Serum IgG4 concentrations in male patients. Bar graphs indicate mean, error bars indicate 95% CI. IgG4, immunoglobulin type G subclass 4; IgG4-AID, IgG4 autoimmune disease; IgG4-RLD, IgG4-related disease.