+------------+-------------------+
| Melanoma   | R Documentation   |
+------------+-------------------+

Survival from Malignant Melanoma
--------------------------------

Description
~~~~~~~~~~~

The ``Melanoma`` data frame has data on 205 patients in Denmark with
malignant melanoma.

Usage
~~~~~

::

    Melanoma

Format
~~~~~~

This data frame contains the following columns:

``time``
    survival time in days, possibly censored.

``status``
    ``1`` died from melanoma, ``2`` alive, ``3`` dead from other causes.

``sex``
    ``1`` = male, ``0`` = female.

``age``
    age in years.

``year``
    of operation.

``thickness``
    tumour thickness in mm.

``ulcer``
    ``1`` = presence, ``0`` = absence.

Source
~~~~~~

P. K. Andersen, O. Borgan, R. D. Gill and N. Keiding (1993) *Statistical
Models based on Counting Processes.* Springer.
