Table 1.

Characteristics of samples

Variables		N = 324	percent %
Gender	Male	301	92.9
	Female	23	7.1
Age	≤35	162	50.0
	>35	162	50.0
Education	Bachelor or below	131	40.4
	Master or Doctor	193	59.6
Working years	≤10 years	153	47.2
	>10 years	171	52.8
Trained for DM	Yes	218	67.3
	No	106	32.7
Drill for DM	Yes	41	12.7
	No	283	87.3
Once participated DM relief	Yes	53	16.4
	No	271	83.6
Need of continual DM training	Yes	291	89.8
	No	33	10.2
Training style priority	formal	156	48.1
	informal	168	51.9