larynx: Survival Times of Larynx Cancer Patients

Description Usage Format Source References Examples

Description

A study of 90 males with laryngeal cancer was performed, comparing survival times. Each patient's age, year of diagnosis, and disease stage was noted, see Kardaun (1983) and Klein and Moeschberger (2003).

Usage

1

Format

A data frame with 90 observations on the following 5 variables.

stage

Disease stage (1-4) from TNM cancer staging classification.

time

Time from first treatment until death, or end of study.

age

Age at diagnosis.

year

Year of diagnosis.

death

Indicator of death [1, if patient died at time t; 0, otherwise].

Source

http://www.mcw.edu/FileLibrary/Groups/Biostatistics/Publicfiles/DataFromSection/DataFromSectionTXT/Data_from_section_1.8.txt

References

Kardaun, O. (1983). Statistical survival analysis of male larynx-cancer patients-a case study. Statistica Neerlandica, 37, 103–125.

Klein, J. and Moeschberger, M. (2003). Survival analysis: techniques for censored and truncated data. 2nd edition, Springer.

Examples

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library(survival)
data(larynx)
Surv(larynx$time, larynx$death)

Example output

Loading required package: survival
 [1]  0.6   1.3   2.4   2.5+  3.2   3.2+  3.3   3.3+  3.5   3.5   4.0   4.0 
[13]  4.3   4.5+  4.5+  5.3   5.5+  5.9+  5.9+  6.0   6.1+  6.2+  6.4   6.5 
[25]  6.5+  6.7+  7.0+  7.4   7.4+  8.1+  8.1+  9.6+ 10.7+  0.2   1.8   2.0 
[37]  2.2+  2.6+  3.3+  3.6   3.6+  4.0   4.3+  4.3+  5.0+  6.2   7.0   7.5+
[49]  7.6+  9.3+  0.3   0.3   0.5   0.7   0.8   1.0   1.3   1.6   1.8   1.9 
[61]  1.9   3.2   3.5   3.7+  4.5+  4.8+  4.8+  5.0   5.0+  5.1+  6.3   6.4 
[73]  6.5+  7.8   8.0+  9.3+ 10.1+  0.1   0.3   0.4   0.8   0.8   1.0   1.5 
[85]  2.0   2.3   2.9+  3.6   3.8   4.3+

SurvRegCensCov documentation built on May 30, 2017, 3:32 a.m.