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Table 1 Socio-demographic characteristics and percentage of the sample

From: Prevalence rate of attention deficit hyperactivity disorder (ADHD) and computer vision syndrome (CVS) symptoms predisposition among digital device users of Bangladesh

Socio-demographic Characteristics Sample number (N) Percentage
Total 197 100%
Gender
 Male 99 50%
 Female 98 50%
Age group (in year)
 18–24 102 52%
 25–31 95 48%
Occupation
 Student 151 77%
 Job holder 46 23%
Spending hours on your digital device?
 1–3 h 59 30%
 4–6 h 55 28%
  > 6 h 83 30%
Use of Contact lenses /power glasses
 Yes 78 40%
 No 119 60%
Using a digital device For years
  < 2 years 8 4%
 2–4 years 41 21%
 5–10 years 87 44%
  > 10 years 61 31%
ADHD score of the population
 Less than 4 119 60%
 Equal or Greater than 4 78 40%