Table 2.

The number of studies indicating that a specific parameter of IgE can or cannot affect the disease severity/activity of BP [Refs]

	Direct correlation with anti-BP180 IgE aabs	No correlation with anti-BP180 IgE aabs	Direct correlation with anti-BP230 IgE aabs	No correlation with anti-BP230 IgE aabs	Direct correlation with total serum IgE	No correlation with total serum IgE
Disease severity/activity	9 [7, 11, 18, 26, 32, 34, 39, 40, 57]	2 [38, 42]	0	4 [26, 31, 32, 42]	3 [11, 34, 35]	1 [14]