| CAM | Complementary and Alternative Medicines |
| CASP | Critical Appraisal Skills Programme |
| CD | Crohn’s Disease |
| GP | General Practitioner/Family Doctor |
| HADS | Hospital Anxiety and Depression Scale |
| HCP | Healthcare Professionals |
| IBD | Inflammatory Bowel Disease |
| IBDU | Inflammatory Bowel Disease Unclassified |
| IUC | Indeterminate Ulcerative Colitis |
| MARS | Medication Adherence Report Scale |
| MANOVA | Multivariate Analysis of Variance |
| MMAS | Morisky Medication Adherence Scale |
| MPR | Medication Possession Ratio |
| MVA | Multivariable Analysis |
| PDC | Proportion of Days Covered |
| QoL | Quality of Life |
| UC | Ulcerative Colitis |
| UK | United Kingdom |
| VAS | Visual Analogue Scale |