Editorial
Copyright ©2010 Baishideng Publishing Group Co.
World J Gastrointest Endosc. Dec 16, 2010; 2(12): 381-387
Published online Dec 16, 2010. doi: 10.4253/wjge.v2.i12.381
Table 1 Comparison of accuracy of gastric cancer detection by each serum pepsinogen test index
Serum PG testOur results[25]
Meta-analysis of reported cases[26]
Sensitivity (95% CI)Specificity (95% CI)Pooled sensitivity (95% CI)Pooled specificity (95% CI)
PG I ≤ 70 and PG I/II ≤ 3 (PG index 1+)58.70% (45.6-70.8)73.40% (72.1-74.6)77.30% (69.8-83.8)73.20% (72.8-73.6)
PG I ≤ 50 and PG I/II ≤ 3 (PG index 2+)49.20% (36.5-62.0)80.50% (79.4-81.6)68.40% (59.1-76.8)69.30% (66.6-70.0)
PG I ≤ 30 and PG I/II ≤ 2 (PG index 3+)27.00% (16.9-39.9)92.00% (91.3-92.8)51.90% (40.3-63.5)84.40% (83.7-85.0)