Original Article
Copyright ©2013 Baishideng Publishing Group Co.
World J Gastrointest Endosc. Jul 16, 2013; 5(7): 323-331
Published online Jul 16, 2013. doi: 10.4253/wjge.v5.i7.323
Table 2 Analysis of the criteria from the McCormack classification for the presence of portal hypertension and portal hypertensive gastropathy
Fine pink specklingSuperficial reddeningMosaic-like patternCherry-red spotsDiffuse hemorrhagic lesion
DiagnosisPHPHGPHPHGPHPHGPHPHGPHPHG
Sensitivity48.00%56.52%64.00%69.57%48.00%100.00%22.00%39.13%8.00%17.39%
Specificity86.00%76.62%80.00%66.23%90.00%92.21%98.00%96.10%100.00%100.00%
PPV77.42%41.94%76.19%38.10%82.76%79.31%91.67%75.00%100.00%100.00%
NPV62.32%85.51%68.97%87.93%63.38%100.00%55.68%84.09%52.08%80.21%
Accuracy67.00%72.00%72.00%67.00%69.00%94.00%60.00%83.00%54.00%81.00%
False negative26.00%10.00%18.00%7.00%26.00%0.00%39.00%14.00%46.00%19.00%
False positive7.00%18.00%10.00%26.00%5.00%6.00%1.00%3.00%0.00%0.00%
SignificanceP < 0.001P =0.03P < 0.001P = 0.002P < 0.001P < 0.001P = 0.002P < 0.001P = 0.059P = 0.002
Reliability (α)0.43010.43010.53210.53210.79920.79920.75320.75320.57410.5741