Major histocompatibility complex class I-related chain A/B (MICA/B) expression in tumor tissue and serum of pancreatic cancer: Role of uric acid accumulation in gemcitabine-induced MICA/B expression

Table 2 Increased serum sMICA levels and its clinicopathologic significance

	Number	Median	Mean ± SE	p value
Healthy donors	26	30	211 ± 18
Pancreatic cancer patients	61	228	1107 ± 46	0.002
Female	25	220	461 ± 173
Male	36	238	1556 ± 582	0.901
with surgery	24	145	390 ± 177
without surgery	37	267	1572 ± 565	0.018
Stage I-III	15	144	437 ± 40
Stage IV	46	231	1325 ± 69	0.178