Table 1.

Summary of the situations to be tested and the recommendation of Student's or Bootstrap t tests

Normality	Sample size	Dispersion	Student's or Bootstrap t test	Remark	Reference
No	Small	Small	Bootstrap t test	Non-parametric tests are also preferred	7, 14, 15
		Large
	Large	Small		None
		Large		None
Yes	Small	Small	Bootstrap t test	None	This study
		Large	Bootstrap t test	None
	Large	Small	Both	Equivalent AUC
		Large	Bootstrap t test	None

Note: The ‘dispersion’ in this study is measured by the CV.