TABLE 1.

Demographic characteristics of respondents (n = 519).

Variables	Category	Frequency	Percentage
Gender	Male	183	35.3
	Female	336	64.7
Grade	Freshman	98	18.9
	Sophomore	90	17.3
	Junior	93	17.9
	Senior	104	20.0
	Fifth year	134	25.8
Living area	City	363	69.9
	Countryside	156.0	30.1
E-learning equipment	Phone	275	53.0
	Computer	129	24.9
	Ipad	115	22.2
E-learning experience	Yes	344	66.3
	No	175	33.7

Ps: China’s undergraduate medical major is a 5-year system.