[Retracted] Diagnostic Value of Spiral CT and Magnetic Resonance Imaging Scanning in Gastric Cancer and Precancerous Lesions

Table 3

Comparison of the results of magnetic resonance and spiral CT in the diagnosis and pathological examination of N stage of gastric cancer.

Method	Staging	Sensitivity	Specificity	Positive predictive rate	Negative predictive rate	Accuracy
Magnetic resonance imaging	N0	69.3	90.8	69.3	90.8	85.8
	N1	61.6	73.4	66.8	68.9	67.8
	N2	46.8	90.3	63.7	80.5	78.7
Spiral CT imaging	N0	71.5	80.8	55.7	89.6	78.7
	N1	80.1	77.5	74.2	82.9	78.7
	N2	73.4	90.3	73.4	90.3	85.8