Table 5.

Predictive ability of two methods of grading GIM for malignant lesions (95%CI)

	Sensitivity	Specificity	PPV	NPV	Accuracy
SDSGIM	89.5% (83.2–95.8)	78.0% (70.9–85.2)	74.6% (66.4–82.7)	91.2% (85.8–96.5)	82.8% (77.9–87.8)
Table 1. Classification	84.2% (76.7–91.7)	82.6% (76.0–89.1)	77.7% (69.5–85.9)	87.9% (82.1–93.7)	83.3% (78.4–88.2)

SDSGIM Subtype Distribution Score of Gastric Intestinal Metaplasia, PPV positive predictive value, NPV negative predictive value