[Retracted] Clinical Observation of Helicobacter pylori Infection and Risk Factors and Cytotoxin-Associated Protein A in Patients with Coronary Heart Disease

Table 9

Comparison of Helicobacter pylori test results between the two groups .

Group	Number of columns	Positive rate	Negative rate
Gastric cancer group	50	47 (94.00)	3 (6.00)
Nontumor gastrointestinal diseases group	50
Gastritis	50	35 (70.00)	15 (30.00)
Gastric ulcer		36 (72.00)	14 (28.21)
X ^2 value		9.586 /8.759
P value		0.002 /0.005

Note. The statistical result of comparison between gastric cancer group and gastritis group; the statistical result of comparison between gastric cancer group and gastric ulcer group.