Table 1 Description and values of the independent variables and the dependent variables (last row) used for multivariate analysis.
From: Classification tree analysis of second neoplasms in survivors of childhood cancer
Variable name | Description |
|---|---|
Sex | male (485), female (346) |
age_at_diagnosis | numeric |
histology_type (categories) | leukemia, Hodgkin's disease, non-Hodgkin lymphoma, Ewing sarcoma, osteogenic tumors, nephroblastoma, neuroblastoma, hepatoblastoma, rhabdomyosarcoma, retinoblastoma, thyroid cancer, germ-cell tumors, tumors of central nervous system, others |
Surgery | yes (481), no (368) |
Radiotherapy | yes (500), no (349) |
Chemotherapy | yes (598), no (251) |
second_neoplasm | yes (34), no (815) |