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Table 2 Odds ratios for associations between anxiety and watching television, computer use and texting (n = 14,665).

From: Is screen time associated with anxiety or depression in young people? Results from a UK birth cohort

  Week days Weekend days
Model Hours of use OR 95%CI p-value OR 95%CI p-value
Television
1 < 1 1.00    1.00   
1–2 0.95 0.83, 1.08   1.02 0.86, 1.21  
3+ 1.05 0.86, 1.27 0.63 1.06 0.88, 1.28 0.49
2 < 1 1.00    1.00   
1–2 1.00 0.86, 1.17   1.07 0.89, 1.28  
3+ 1.08 0.89, 1.32 0.43 1.09 0.89, 1.32 0.42
3 < 1 1.00    1.00   
1–2 1.02 0.87, 1.19   1.07 0.89, 1.28  
3+ 1.12 0.91, 1.37 0.27 1.09 0.90, 1.32 0.40
4a < 1 1.00    1.00   
1–2 1.03 0.88, 1.21   1.04 0.87, 1.23  
3+ 1.07 0.87, 1.32 0.50 1.02 0.84, 1.23 0.90
Computer use
1 < 1 1.00    1.00   
1–2 1.11 0.98, 1.26   1.05 0.86, 1.23  
3+ 1.26 1.05, 1.49 0.02 1.18 0.97, 1.44 0.08
2 < 1 1.00    1.00   
1–2 1.20 1.04, 1.38   1.20 0.97, 1.49  
3+ 1.36 1.15, 1.61 0.001 1.33 1.08, 1.64 0.007
3 < 1 1.00    1.00   
1–2 1.17 1.01, 1.35   1.17 0.94, 1.46  
3+ 1.30 1.10, 1.55 0.003 1.28 1.03, 1.58 0.03
4a < 1 1.00    1.00   
1–2 1.12 0.97, 1.30   1.13 0.91, 1.41  
3+ 1.14 0.97, 1.35 0.13 1.15 0.92, 1.44 0.25
Texting
1 < 1 1.00    1.00   
1–2 1.09 0.95, 1.25   1.01 0.87, 1.18  
3+ 1.22 0.96, 1.54 0.10 1.25 1.01, 1.56 0.06
2 < 1 1.00    1.00   
1–2 0.98 0.83, 1.15   0.90 0.75, 1.09  
3+ 0.97 0.75, 1.25 0.78 1.00 0.78, 1.28 0.87
3 < 1 1.00    1.00   
1–2 0.99 0.83, 1.19   0.93 0.77, 1.11  
3+ 1.00 0.78, 1.30 0.99 1.03 0.80, 1.33 0.91
4a < 1 1.00    1.00   
1–2 1.00 0.84, 1.20   0.95 0.79, 1.14  
3+ 1.00 0.77, 1.30 0.99 1.05 0.81, 1.35 0.81
  1. Table displays models 1 to 3 and 4a in 100 multiply imputed datasets.
  2. Model 1 was unadjusted.
  3. Model 2 adjusted for sex, maternal age, anxiety at age 15, maternal anxiety and depression, maternal education, parental socioeconomic position.
  4. Model 3 also adjusted for child IQ, parental conflict, presence of the child’s father, number of people living in the child’s home, bullying and family TV use in early life.
  5. Model 4a further adjusted for time spent alone (weekdays or weekends, as applicable).