| BP | Bullous Pemphigoid |
| DABP | Drug-Associated Bullous Pemphigoid |
| DIF | Direct Immunofluorescence |
| IIF | Indirect Immunofluorescence |
| ELISA | Enzyme-linked immunosorbent assay |
| NC16A | Non-collagenous 16A domain |
| NC7-Col4 | NC-7-collagenous IV region |
| DPP-4 | Dipeptidyl peptidase-4 |
| ICI | Immune Checkpoint Inhibitor |
| IgE | Immunoglobulin E |
| IgG | Immunoglobulin G |
| IL-4 | Interleukin-4 |
| IL-13 | Interleukin-13 |
| BPDAI | Bullous Pemphigoid Disease Area Index |
| NRS | Numeric Rating Scale |
| CI | Confidence Interval |
| OR | Odds Ratio |
| IQR | Interquartile Range |
| SD | Standard Deviation |
| FDR | False discovery rate |
| HLA | Human Leukocyte Antigen |