Patient Characteristics and Prognosis Outcome
tumors, upper GI tract
TUMORS
A total of 433 PGIM who met the inclusion criteria were included (For all patients, the median CSS time was 18.0 months (95% CI: 14.7-21.3). The 6-, 12-, and 18-month CSS rates were 77.6%, 59.6%, and 48.6%. The median CSS time was longer in tumors located in the intestine and anorectum compared to those located in the upper GI tract (anorectum vs. upper GI tract: 18.0 months vs. 9.0 months, All of the cases were randomly divided into either the training (n = 347, 80%) or validation cohort (n = 86, 20%). The median CSS was 18.0 months (95% CI: 14.5-21.5) and 18.0 months (95% CI: 10.7-25.3) in the training and validation cohorts, respectively (log-rank test, 