| AUC | Area under the curve |
| AUCbc | Baseline-corrected area under the curve |
| CI | Confidence interval |
| HSI | Hyperspectral imaging |
| ICC | Intraclass correlation coefficient |
| ICC(3,1) | Two-way mixed-effects intraclass correlation coefficient for single measurements with absolute agreement |
| IgE | Immunoglobulin E |
| NIR | Near-infrared reflectance |
| OHI | Organ haemoglobin index |
| PoC | Proof of concept |
| RGB | Red, green, blue |
| ROI | Region of interest |
| SPT | Skin prick test |
| StO2 | Tissue oxygen saturation |
| SWIR | Short-wave infrared |
| T1 | Visit 1 |
| T2 | Visit 2 |
| THI | Tissue haemoglobin index |
| TLI | Tissue lipid index |
| TWI | Tissue water index |