Table 1.
Data quality indicators of intracranial tumours diagnosed 1993–2017 and archived in the a LCR.
| Entity | Cases (No). | Data quality indicator | ICD-O-3 codes | |||
|---|---|---|---|---|---|---|
|
Death certificate (%) |
Radiological examination (%) |
Microscopic verification (%) |
Topography | Morphology | ||
| All Malignancies brain tumors | 2102 | 1.7 | 38.2 | 56 | ||
| GB | 667 | - | 15.9 | 83.8 | C71. | 9440/3;9441/3 |
| NGB | 882 | - | 29.1 | 70.1 | C71. |
8802/3;9064/3;9085/3;9364/3; 9380/3;9381/3;9382/3;9390/3; 9391/3;9392/3;9400/3;9401/3; 9410/3;9411/3;9420/3;9424/3; 9425/3;9430/3;9442/3;9450/3; 9451/3;9470/3;9471/3;9472/3; 9473/3;9500/3;9503/3;9505/3; 9508/3;9590/3;9591/3;9652/3; 9671/3;9680/3;9684/3;9687/3; 9698/3;9751/3 |
| NOS | 553 | 6.5 | 79.7 | - | C71. | 8000/3 |
| MEN | 3057 | 0.2 | 58 | 38.3 | C70. | 9530–9537/0 |
a LCR, Liguria Cancer Registry; ICD-O-3, International Classification of Diseases for Oncology; GB, glioblastoma; NGB, brain malignancies other than GB; No., observed incident cases; NOS, non-otherwise specified malignancies. The following tumors were excluded: metastases.