C-reactive protein, procalcitonin, interleukin-6, vascular endothelial growth factor and oxidative metabolites in diagnosis of infection and staging in patients with gastric cancer

Table 3 Mean serum levels of VEGF, IL-6, PCT, CRP, MDA and NO in different stages of cancer patients

	Stage I (n = 12)	Stage II (n = 16)	Stage III (n = 10)	Stage IV (n = 4)
VEGF (pg/mL)	331.92 ± 106.45	471.85 ± 113.57b	580.87 ± 94.64dg	802.14 ± 128.57d,l,h
IL-6 (pg/mL)	5.05 ± 2.89	4.16 ± 1.28	4.03 ± 0.81	7.33 ± 1.13lf
PCT (ng/mL)	0.63 ± 0.37	0.56 ± 0.32	0.57 ± 0.23	0.67 ± 0.22
CRP (mg/L)	82.08 ± 61.92	77.75 ± 38.21	62.50 ± 21.41	107.75 ± 30.27e
MDA (nmol/mL)	8.99 ± 2.39	11.25 ± 2.66a	12.34 ± 2.03b	17.07 ± 2.06dnf
NO (µmol/L)	41.11 ± 6.36	48.34 ± 7.06a	54.84 ± 3.82dg	64.16 ± 3.72dlf

^bP < 0.005,

^aP < 0.05,

^dP < 0.000 vs stage I.,

^lP < 0.000,

ⁿP < 0.001,

^gP < 0.05 vs stage II.,

^fP < 0.001,

^eP < 0.05 vs stage III.