Table 2.

Numbers of various factors.

Factors	Categories	Passing number*	Failing number*
Gender	Man	406	55
	Woman	31	10
Age	≤45	212	34
	>45	225	31
Education background	Below high school	42	9
	High school or above	395	56
Training	Yes	404	60
	No	33	5

*Cumulative numbers > total number. One run involved multiple tests.