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Table 9 Comparison of median survival time between Mandard-TRG and JGCA-TRG

From: Comparison of five tumor regression grading systems for gastric adenocarcinoma after neoadjuvant chemotherapy: a retrospective study of 192 cases from National Cancer Center in China

TRG systems

Median for survival time

OS

PFS

Mandard-TRG

 1

Not reached

Not reached

 2

84.4

Not reached

 3

51.8

42.4

 4

38.7

22.1

 5

24.3

12.8

JGCA-TRG

 3

Not reached

Not reached

 2

57.8

51.8

 1b

38.7

29.3

 1a

30.8

9.6

 0

24.3

12.8