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. 2020 Jan 14;15(1):e0227483. doi: 10.1371/journal.pone.0227483

Table 1. Characteristics of adolescents 12 to 18 years of age (n = 518)in Al Ain, United Arab Emirates.

Characteristic n (%)
Age in years, mean (±SD) 14 (±1.8)
Gender
    Boys
    Girls

201 (38.8)
317 (61.2)
Ethnicity
    Emirati
    Other Arabs
    Westerners
    Asians

245 (47.4)
201 (39.0)
47 (9.0)
24 (4.6)
Daily hours spent on screen in the past 7 days
    < 1 hour
    1 to 2 hours
    > 2 hours

51 (34.2)
46 (30.9)
52 (34.9)
Share room with others
    No
    Yes

204 (39.6)
311 (60.4)
Monthly allowance (1 AED = 3.7 USD)
    No monthly allowance
    < 500 AED
    500–1000 AED
    > 1000 AED

123 (24.0)
221 (43.2)
122 (23.8)
46 (9.0)
Ever smoked cigarettes 62 (12.6)
Score on Rosenberg Self-esteem Scale, mean (±SD) 8.1 (± 7.1)
    Lowest tertile of self-esteem score 76 (14.7)
    Middle tertile of self-esteem score 201 (38.8)
    Highest tertile of self-esteem score 241 (46.5)
Had been feeling emotionally neglected 62 (12.1)
Had been verbally abused in school 174 (34.0)
Had been physically abused (bullied) in school 65 (12.6)
History of disease that required use of medications 82 (15.8)
    Asthma 23 (28.1)
    Anemia 21 (25.6)
    Allergy 14 (17.1)
    Others 24 (29.3)
Score on Beck Depression Inventory (BDI) scale, mean (±SD) 20.9 (± 4.5)
    No depressive symptoms (0–13 points) 429 (82.8)
    Mild depressive symptoms (14–19 points) 47 (9.1)
    Moderate to severe depressive symptoms (≥ 20 points) 42 (8.1)