BioMed Research International / 2017 / Article / Tab 1

Research Article

Insomnia and Its Temporal Association with Academic Performance among University Students: A Cross-Sectional Study

Table 1

Baseline characteristics of students.

Baseline characteristics = 388

Demographic data
Sex, male (%)304 (78.4)
Discipline (field of study) (%)
 Engineering171 (44.1)
 Natural and computational science51 (13.1)
 Agricultural science24 (6.2)
 Business and economics59 (15.2)
 Computer science and IT25 (6.4)
 Humanity and social science36 (9.3)
 Others22 (5.7)
Batch (%)
 1st year89 (22.9)
 2nd year100 (25.8)
 3rd year70 (18.0)
 4th year14 (3.6)
 5th year115 (29.6)
Ethnicity, Amhara (%)281 (72.4)
Religion, Orthodox Christian (%)330 (85.1)
Worshiping, daily (%)171 (44.1)
Marital status, single (%)297 (76.5)
Substance use habit and physical and mental health status
Cigarette smoking (%)18 (4.6)
Khat chewing (%)30 (7.7)
Drinking alcohol, less than once per month (%)100 (25.8)
Headache (%)151 (38.9)
Back pain (%)72 (18.6)
Fever (%)138 (36.3)
Suicidal thought (%)22 (5.7)
Common mental disorder (%)245 (63.1)
Sleep hygiene practice
Regular sleeping and waking time (%)177 (45.6)
Good sleep environment (physically) (%)291 (75.0)
No noise around sleeping place (%)183 (47.2)
Attended night party (%)43 (11.1)
Stress related to exam, assignment, test (%)227 (58.5)
Exercise within 15 minutes of sleeping (%)51 (13.1)
Exercise before 3 hours of sleeping (%)61 (15.7)
Nap during the afternoon237 (61.1)
Drink stimulants (coffee and tea) during nighttime (%)151 (38.9)
Eat heavy meal close to sleeping (%)79 (20.4)
Nighttime ritual (%)142 (36.6)
Using the bed only for sleeping purpose (%)157 (40.5)
Eating, drinking, reading, or watching TV on bed (%)245 (63.1)

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