A data set of survival times of patients with locally advanced, nonresectable gastric carcinoma. The patients were either treated with chemotherapy plus radiation or chemotherapy alone.
gastricA data frame with 90 rows and 4 variables:
patient id
dummy variable indicating which treatment was employed, 0 = chemotherapy, 1 = combined chemotherapy/radiation
time survived by patient in days
dummy variable indicating whether death of the patient was observed, 0 = death not observed (i.e. censored), 1 = death observed.