Retrospective Study
Copyright ©The Author(s) 2019.
World J Clin Cases. Jul 6, 2019; 7(13): 1611-1622
Published online Jul 6, 2019. doi: 10.12998/wjcc.v7.i13.1611
Figure 2
Figure 2 The cutoff value with the minimum P for Chi-square test when sample volume ranged from 30% to 100% in steps of 5%.