| PNENs | pancreatic neuroendocrine neoplasms |
| AJCC | American Joint Committee on Cancer |
| ALP | alkaline phosphatase |
| Alb | albumin |
| APAR | alkaline phosphatase to albumin ratio |
| OS | overall survival |
| FBG | fasting blood-glucose |
| CRP | C-reactive protein |
| FAR | FBG-to-albumin ratio |
| FLR | FBG-to-lymphocytes ratio |
| FHR | FBG-to-hemoglobin ratio |
| WHO | World Health Organization |
| PFS | Progression-free survival |
| SD | mean ± standard deviation |
| ROC | receiver operating characteristic |