survMisc (version 0.5.4)

gastric: gastric cancer trial data

Description

gastric cancer trial data

Format

A data.frame with \(90\) rows (observations) and \(3\) columns (variables).

Details

Data from a trial of locally unresectable gastic cancer.

Patients (\(n=45\) in each group) were randomized to one of two groups: chemotheapy vs. chemotherapy + radiotherapy.

Columns are:

time

Time, in days

event

Death

group

Treatment

0

chemotherapy

1

chemotherapy + radiotherapy

References

Gastrointestinal Tumor Study Group, 1982. A comparison of combination chemotherapy and combined modality therapy for locally advanced gastric carcinoma. Cancer. 49(9):1771-7. Wiley (free).

Stablein DM, Koutrouvelis IA, 1985. A two-sample test sensitive to crossing hazards in uncensored and singly censored data. Biometrics. 41(3):643-52. JSTOR.

See Also

Examples in comp

Examples

# NOT RUN {
data("gastric", package="survMisc", verbose=TRUE)
head(gastric)
# }