Prognostic significance of preoperative platelet count in patients with gallbladder cancer

Table 2 Univariate analysis of the factors associated with the gallbladder cancer survival rate

Variable	HR (95%CI)	P value
Gender	0.940 (0.677-1.306)	0.712
Male
Female
Age (yr)	1.137 (0.840-1.539)	0.408
≤ 65
> 65
Gallstone history	1.066 (0.923-1.232)	0.383
Yes
No
Comorbidity	0.912 (0.665-1.251)	0.567
Yes
No
Tumor location	8.910 (6.236-12.730)	< 0.001
Neck
Other (body, bottom)
Tumor differentiation	3.209 (2.325-4.427)	< 0.001
Well and Moderately
Poorly and undifferentiated
TNM stage	11.003 (5.896-20.535)	< 0.001
0-II
III-IV
Nevin stage	10.642 (6.612-17.127)	< 0.001
I-III
IV-V
Lymph node metastasis	9.775 (6.224-15.352)	< 0.001
Yes
No
Pathological type	0.708 (0.469-1.070)	0.101
Adenocarcinoma
Other types
PLT	3.333 (2.351-4.726)	< 0.001
≤ 178
> 178

GBC: Gallbladder cancer; PLT: Platelet count.