Daytime Sleepiness among Medical Colleges’ Students in Jordan: Impact on Academic Performance

Table 1

Participant’s demographic profile (n = 986).

No.	Variable	Statistics
1	Age	Mean 20.9 ± 2.2
2	Sex
	Female	616 (63.1%)
	Male	361 (36.9%)
3	School
	Medicine	299 (30.6%)
	Allied medical sciences	212 (21.7%)
	Pharmacy and pharm D	154 (15.8%)
	Dentistry	159 (16.3%)
	Nursing and midwifery	152 (15.6%)
4	Year of study
	1st	156 (16.1%)
	2nd	218 (22.5%)
	3rd	150 (15.5%)
	4th	218 (22.5%)
	5th	120 (12.4%)
	6th	108 (11.1%)
5	Medical problem
	Yes	109 (11.2%)
	No	868 (88.8%)
6	Night sleeping hours
	<5	155 (15.9%)
	5-5.9	256 (26.3%)
	6-6.9	310 (31.8%)
	>7	254 (26.1%)
7	The use of sleep aids
	0 in the past month	757 (77.6%)
	< once/week	103 (10.6%)
	Once or twice/week	73 (7.5%)
	>3 times/week	43 (4.4%)
8	Quality of sleep
	Good	570 (58.8%)
	Bad	399 (41.2%)
9	CGPA
	Below 2.5	45 (4.9%)
	2.5 - 2.99	202 (26.7%)
	3 - 3.49	321 (34.7%)
	3.5 and above	358 (38.7%)

Percentages represents the frequency for categorial variables and the means ± SD for continuous variables. 6^th year students are from the colleges of Doctor of Pharmacy (Pharm D) and Medicine and Surgery.