There are currently 403 unique F11 variants in this database corresponding to 1275 individual case reports.

Unique F11 Variants by variant type

Unique F11 Variants within specific FXI protein domains

Individual FXI deficiency Cases by bleeding severity (based on clinical description, not FXI:C assay)

FXI:Ag vs FXI:C scatter plot with bleeding severity classification (based on clinical description, not FXI:C assay)