Variable	Description	n
Educational background as a midwife	Vocational school	1
	University	5
	Advanced courses in university	2
	Graduate school	1
Year of experience as a midwife	1 - 2 years	4
	2 - 3 years	1
	≤3 years	4
Years of experience educating novice midwives during delivery	No experience	1
	1 - 2 years	6
	2 - 3 years	2
The number of assisted deliveries after obtaining a midwifery license	1 - 50	5
	50 or more	3
	50≤	1
In-facility practicum instructor training	Yes	4
In-facility practicum instructor training	No	5
Out-of-facility practicum instructor training	Yes	0
Out-of-facility practicum instructor training	No	9