Safety and efficacy of cryoablation in treating locally advanced pancreatic cancer

Table 5 General information of two groups of locally advanced pancreatic cancer patients

Characteristics	Cryoablation group	Chemotherapy group	P value
Age (years)	63.25 ± 10.06	65.25 ± 9.38	0.620
Male/female	16/8	14/10	0.340
Tumor site
Head and neck of the pancreas	6	8	0.333
Body and tail of the pancreas	18	16
AJCC tumor stage
II	16	10	0.207
III	8	14
Tumor size on CT (cm)	3.79 ± 0.90	3.67 ± 0.67	0.718
ECOG physical score
0	8	7	0.625
1	11	10
2	4	5
3	1	2
NRS-2002 nutrition score
1	11	9	0.755
2	12	13
3	1	2

AJCC: American Joint Committee on Cancer; CT: Computed tomography; ECOG: Eastern Cooperative Oncology Group; NRS-2002: Nutritional risk screening 2002.