C-reactive protein may be a prognostic factor for the whole gastroenteropancreatic neuroendocrine tumor group

Table 1 Relationship between demographic data and numeric independent variables on 5-year survival

	Patient group, n = 93	5-yr survival		P value
		Yes (alive), n = 57	No (dead), n = 36
Age (yr)	Mean: 53.45	Mean: 50.9	Mean: 57.4	0.02
	SD: 13.46	SD: 12.2	SD: 13.6
Gender (F/M)	F 54.8%	F 64.9%	F 38.9%	0.01
	M 45.2%	M 35.1%	M 61.1%
Tumor diameter (cm)	Mean: 3.1	Mean: 2.39	Mean: 4.20	0.01
	SD: 3.45	SD: 3.56	SD: 3.03
Hgb level (g/dL), n = 89	Mean: 12.21	Mean: 12.31	Mean: 12.05	0.54
	SD: 1.99	SD: 1.86	SD: 2.22
Albumin level (g/dL), n = 87	Mean: 4.08	Mean: 4.16	Mean: 3.94	0.07
	SD: 0.53	SD: 0.56	SD: 0.44
LDH level (U/L), n = 83	Mean: 291.1	Mean: 255.6	Mean: 347.5	0.11
	SD: 213.1	SD: 95.11	SD: 316.5
CRP level (mg/L), n = 72	Mean: 22.5	Mean: 14.63	Mean: 37.31	0.02
	SD: 33.8	SD: 25.48	SD: 42.25
ESR (mm/h), n = 63	Mean: 37.7	Mean: 33.905	Mean: 45.429	0.09
	SD: 25.9	SD: 24.3329	SD: 27.8039

F: Female; M: Male; Hgb: Hemoglobin; LDH: Lactate dehydrogenase; CRP: C-reactive protein; ESR: Erythrocyte sedimentation rate; SD: Standard deviation.