Skip to main content

Table 2 Median OS of each TNM group

From: Modification of the 8th American Joint Committee on Cancer staging system for gallbladder carcinoma to improve prognostic precision

Stage (8th) Group Median OS (95% CI) Stage (8th modified)
SEER Multicenter
I T1N0M0 95 (73.4–116.6) 74 (53.2–115.7) I
II T2N0M0 79 (56.4–101.6) 55 (39.4–70.6) II
IIIA T3N0M0 20 (16.8–23.2) 23 (13.5–34.8) IIIA
IIIB T1N1M0 17 (11.4–22.6) 20 (12.6–27.1) IIIA
IIIB T2N1M0 24 (19.3–28.7) 19 (12.2–28.0) IIIA
IIIB T3N1M0 13 (11.4–14.6) 15 (10.1–21.7) IIIB
IVA T4N0M0 12 (8.1–15.9) 12 (7.9–17.2) IIIB
IVA T4N1M0 10 (7.2–12.8) 12 (7.4–16.9) IIIB
IVB T1N2M0 21 (0–48.4) 22 (15.5–31.3) IIIA
IVB T2N2M0 20 (13.1–26.9) 17 (10.7–26.6) IIIA
IVB T3N2M0 11 (9.2–12.8) 13 (8.4–18.0) IIIB
IVB T4N2M0 4 (1.1–6.9) 9 (7.1–11.9) IV
IVB TanyNanyM1 8 (7.2–8.8) 7 (5.4–10.1) IV
  1. OS overall survival, CI confidence interval