Observational Study
Copyright ©The Author(s) 2017.
World J Gastroenterol. Jul 14, 2017; 23(26): 4823-4830
Published online Jul 14, 2017. doi: 10.3748/wjg.v23.i26.4823
Table 6 Regression analysis of effect size
The interpretation of effect sizeβR2
None-very small< (0.100)< (0.020)
Small> 0.100> 0.020
Medium> 0.300> 0.130
Large> 0.500> 0.260