Research Article

Predictive Significance of Serum Level of Vascular Endothelial Growth Factor in Gastric Cancer Patients

Figure 1

The dynamic changes of serum vascular endothelial growth factor levels in operation group with gastric cancer before and after surgery. The time of 0 days represents the time before surgery, 1–3 days represents 1 to 3 days after surgery, and 7 days represents 7 days after surgery. by paired-samples -test.