Table 2.

Distribution of psychosocial factors in Samara university students, Northeast Ethiopia, 2018 (n = 404).

Variables	Frequency (n = 404)	Percentage (%)
Sleep duration [mean (+SD) = 5.3(±0.96)]
Greater than 7 hours	50	12.4
6-7 hours	42	10.4
5-6 hours	181	44.8
<5 hours	131	32.4
Sleep latency
Not during the past month	51	12.6
Less than once a week	169	41.8
Once or twice a week	143	35.4
Three or more times a week	41	10.1
Day time dysfunction
Not during the past month	118	29.2
Less than once a week	169	41.8
Once or twice a week	91	22.5
Three or more times a week	26	6.4
Sleep efficiency
>85%	151	37.4
75–84%	87	21.5
65–74%	92	22.8
<65%	74	18.3
Subjective sleep quality
Very good	89	22
Fairly good	122	30.2
Fairly bad	144	35.6
Very bad	48	11.9
Sleep disturbance
Not during the past month	119	29.5
Less than once a week	107	26.5
Once or twice a week	100	24.8
Three or more times a week	78	19.3
Use of sleep medication
Not during the past month	359	88.9
Less than once a week	25	6.2
Once or twice a week	17	4.2
Three or more times a week	3	0.7
Sleep quality [mean (SD) = 7.91(±3.57)]
Good sleep quality	85	21
Poor sleep quality	319	79
Ever use of khat [n = 404]
Yes	112	27.7
No	292	72.3
Current use of khat [n = 112]
Yes	64	57.1
No	48	42.8
Frequency of khat chewing [n = 64]
Once in a week	18	28.1
Two-three times in a week	31	48.4
More than three times a week	15	23.4
Ever drink alcohol
Yes	154	38.1
No	250	61.9
Currently drinking alcohol
Yes	86	55.8
No	68	44.2
Frequency of alcohol drinking
Once in a week	46	53.5
Two-three times in a week	32	37.2
More than three times a week	8	9.3
Ever smoke tobacco products
Yes	37	9.2
No	367	90.8
Current smoker
Yes	16	43.2
No	21	56.7