New trends in diagnosis and management of gallbladder carcinoma

Table 3 Predictive factors for favorable prognosis of gallbladder carcinoma

No.	Factor
1	Age ≤ 70 yr
2	Stage Tis, T1-T2
3	R0 resection
4	G1 cell differentiation
5	Absence of lymph node infiltration
6	Absence of perineural invasion
7	Distant tumor location (body, fundus)
8	Preoperative bilirubin ≤ 3 mg/dL
9	Absence of concurrent acute cholecystitis
10	Absence of postoperative infectious complications
11	Absence of early recurrence
12	Multimodality treatment