Table 1.

DES scores for each scenario in the DES questionnaire.

		Control group			Experimental group
	DES scenario	Baseline score	Follow-up score	Difference in scenario	Baseline score	Follow-up score	Difference in scenario	Difference in change score
1	Amount of assigned work	55	55	0	65	57	8	8
2	Competition with classmates	33	38	−5	46	45	1	6
3	Examinations and grading	54	58	−4	62	67	−5	−1
4	Competing for graduation requirements	47	50	−3	57	47	10	13
5	Lack of time to do assigned work	57	52	5	57	55	2	−3
6	Fear of being unable to keep up with workload	59	54	5	67	57	10	5
7	Responsibilities of comprehensive patient care	53	54	−1	66	55	11	12
8	Patients not available for prescribed times of treatment or examination	47	49	−2	63	53	10	12
9	Difficulty in learning clinical procedures	46	41	5	58	58	0	−5
10	Difficulty in learning precision skills required in clinical and laboratory work	47	48	−1	60	57	3	4
11	Working on patients with poor OH	37	37	0	48	41	7	7
12	Learning environment created by the faculty	49	48	1	61	61	0	−1
13	Receiving criticism about work	41	45	−4	45	44	1	5
14	Rules and regulations of the school	33	39	−6	38	42	−4	2
15	Attitudes of faculty towards professional students	40	43	−3	48	49	−1	2
16	Inconsistency of feedback on your work among different instructors	57	55	2	65	64	1	−1
17	Lack of time for relaxation	48	43	5	61	53	8	3
18	Lack of confidence to be a dental student	44	44	0	57	55	2	2
19	Insecurity concerning your professional future	52	48	4	58	49	9	5
20	Lack of confidence in career decision	44	40	4	49	41	8	4