From:  Digital eye strain and associated factors among final-year undergraduate students in public universities in southern Ethiopia

 Sociodemographic characteristics of the study participants, 2024 (n = 403).

CharacteristicsCategoryFrequency (percentage*)
SexMale301 (74.7)
Female102 (25.3)
UniversityHawassa233 (57.8)
Dilla120 (29.8)
Jinka50 (12.4)
Field of studyBiomedical engineering22 (5.5)
Chemical engineering18 (4.5)
Civil engineering42 (10.4)
Computer engineering158 (39.2)
CTM39 (9.7)
Electrical engineering41 (10.2)
ICT34 (8.4)
Others49 (12.2)
Age of the respondents (years)20–24364 (90.3)
> 2439 (9.7)
Family residenceUrban305 (75.7)
Rural98 (24.3)
Grade point average (GPA)≤ 2.519 (4.7)
> 2.5–3.097 (24.1)
> 3.0–< 3.5181 (44.9)
≥ 3.5106 (26.3)
Father’s occupationEmployee152 (37.7)
Farmer88 (21.8)
Merchant92 (22.8)
Others71 (17.6)
Mother’s occupationEmployee114 (28.3)
Farmer71 (17.6)
Merchant117 (29.0)
Housewife15 (3.7)
Others86 (21.3)
Father’s educational levelAble to read and write87 (21.6)
Primary education66 (16.4)
Secondary education68 (16.9)
Certificate or above182 (45.2)
Mother’s educational levelAble to read and write98 (24.3)
Primary education109 (27.0)
Secondary education69 (17.1)
Certificate or above127 (31.5)
Monthly family income< 1,000 ETB32 (7.9)
1,000–3,000 ETB47 (11.7)
3,001–5,000 ETB62 (15.4)
5,001–10,000 ETB123 (30.5)
> 10,000 ETB139 (34.5)
Pocket money received per month≤ 1,000 ETB213 (52.9)
> 1,000 ETB190 (47.1)

* Percentages are rounded to 1 decimal place. CTM: Construction Technology and Management; ICT: information and communication technology; ETB: Ethiopian Birr.