1. Total Registered Number
  1) Number of Primary and Metastatic Brain Tumors
  2) Age Distribution of Primary Brain Tumors (1984-2000)
  3) Annual Trend of Frequency of Various Brain Tumors
  4) Annual Trend of Frequency of Brain Tumors by Age Distribution (1984-2000)
2. Resident Area & Birthplace: All Primary Brain Tumors
3. Frequency of Primary Brain Tumors
4. Age Distribution of Various Brain Tumors (1984-2000)
5. Age Distribution of Brain Tumors by Sites (1984-2000)
6. General Features of Brain Tumors in Children: Age 0-14
7. General Features of Primary Brain Tumors (1984-2000)
8. Mode of Therapy (1984-2000)
9. General Features of Metastatic Brain Tumors (1984-2000)

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1. Location of Tumor
2. Frequency of Tumors in Special Sites
3. Extension of Tumors
4. Brain Tumor Patients with Other Malignant Tumors
5. Macroscopic Features of Tumors (1984-2000)
6. Performance State (Evaluation of Before and After Treatment)
7. Pituitary Adenoma (1984-2000)
8. Pontine Glioma (1984-2000)

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COMPUTATION OF SURVIVAL RATE
DEFINITION OF VARIOUS CLASSIFICATIONS OF GLIOMAS BY CODE NUMBER#
MANTEL'S CHI-SQUARE TEST: EVALUATION OF DIFFERENCE IN WHOLE SURVIVAL TIME PATTERNS
1. Survival Rate
  1) 5-Year Cumulative Survival Rate (cases between 1997-2000): Various Brain Tumors
  2) 5-Year Cumulative Survival Rate (cases between 1984-2000): Relatively Rare Tumors
2. Survival Rates of Primary Brain Tumors Classified by Operation, Radiation, Clinical Gradings (1984-2000)
  1) Meningioma
  2) Malignant Meningioma
  3) Neurinoma (Schwannoma)
  4) Von Recklinghausen's Disease
  5) Craniopharyngioma
  6) Germinoma
  7) All Glioma (Histology Code 1-18)
  8) High Grade Glioma (Histology Code 2,4,5,6,9,11,14,16,17,18)
  9) Glioblastoma
  10) Low Grade Glioma (Histology Code 1,3,7,8,10,13,15)
  11) Astrocytoma
  12) Anaplastic Astrocytoma
  13) Medulloblastoma
  14) Pontine Glioma
  15) Ependymoma
  16) Anaplastic Ependymoma
  17) Oligodendroglioma
  18) Anaplastic Oligodendroglioma
3. Survival Rate by Age
4. Result of Treatment for Metastatic Brain Tumor
  1) Mode of Metastasis (1984-2000): Cumulative Survival Rate
  2) Clinical Grading (1984-2000): Cumulative Survival Rate
  3) Primary Site and Survival Rate (1984-2000): Cumulative Survival Rate
  4) Radiation Therapy
  5) Extent of Cancer and Survival Rate
  6) Results of Treatment for Metastatic Brain Tumor
    a) Lung Cancer
    b) Breast Cancer
    c) Gastric Cancer
5. Registered Hospitals (1997-2000)

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