Evidence-Based Medicine
Copyright ©2014 Baishideng Publishing Group Inc.
World J Gastroenterol. Sep 14, 2014; 20(34): 12202-12211
Published online Sep 14, 2014. doi: 10.3748/wjg.v20.i34.12202
Table 1 Scoring system for β-actin immune-staining
Percent positivity of stained cellsIHC scoreStaining intensityIHC score
0%0None0
< 25%1Weak1
25%-50%2Moderate2
50%-75%3Strong3
75%-100%4
Total IHC score = IHC score of percent positivity + IHC score of staining intensity
Average total IHC score = (Total IHC score of EC + Total IHC score of IC)/2