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Table 2 The prevalence and odds ratios of high risk perception in mobile phone and base station dimensions in relation to socio-demographic variables

From: Adolescents’ risk perceptions on mobile phones and their base stations, their trust to authorities and incivility in using mobile phones: a cross-sectional survey on 2240 high school students in Izmir, Turkey

   Mobile phone    Base station  
  High risk perception (%) Crude odds ratio (95% CI) Adjusted# odds ratio (95% CI) High risk perception (%) Crude odds ratio (95% CI) Adjusted# odds ratio (95% CI)
Sex
Female 71.2 1.59 (1.29–1.97)** 1.60 (1.32–.1.95)** 89.9 1.62 (1.19–2.20)* 1.68 (1.20–2.37)*
Male (ref) 60.8 1.00 1.00 84.5 1.00 1.00
Grade
11-12 67.8 1.16 (0.94–1.45) - 89.6 1.42 (1.03–1.96)* 1.38 (0.99–1.92)
9-10 (ref) 64.4 1.00 - 85.9 1.00 1.00
Income per capita
Lowest (0–200 TL) 69.3 1.28 (0.95–1.74) - 83.2 0.59 (0.38–0.91)* 0.74 (0.44–1.25)
Lowest middle (201–400 TL) 66.9 1.15 (0.86–1.54) - 87.3 0.83 (0.53–1.29) 1.04 (0.62–1.72)
Upper middle (401–600 TL) 59.8 0.85 (0.59–1.21) - 92.4 1.46 (0.78–2.72) 1.59 (0.84–3.03)
Highest (601 TL +) (ref) 63.8 1.00 - 89.3 1.00 1.00
Social class
Blue collar/Unemployed 67.4 1.20 (0.92–1.57) - 85.2 0.87 (0.60–1.26) -
Self Employed 66.2 1.14 (0.82–1.57) - 89.2 1.24 (0.77–2.01) -
Employer 62.8 0.98 (0.61–1.57) - 92.4 1.82 (0.79–4.19) -
White collar/Manager(ref) 63.3 1.00 - 87.0 1.00 -
Mother’s Education
Illiterate/Only literate 75.5 2.33 (1.36–3.99)* 1.77 (1.01–2.86)* 92.6 1.39 (0.58–3.37) -
Primary (5 years) 68.1 1.61 (1.18–2.19)* 1.66 (1.20–2.30)* 85.9 0.69 (0.42–1.11) -
Secondary (8 years) 67.0 1.53 (1.07–2.19)* 1.64 (1.19–2.27)* 84.2 0.60 (0.35–1.03) -
High school (11 years) 64.2 1.35 (0.94–1.94) 1.36 (0.95–1.94) 88.7 0.88 (0.50–1.55) -
University (13+ years) (ref) 57.0 1.00 1.00 89.9 1.00 1.00
School Type
Trade high school 71.9 1.43 (0.99–1.79) 0.89 (0.62–1.27) 84.8 0.56 (0.33–0.92)* 0.58 (0.32–1.04)
Technical high school for girls 69.9 1.33 (0.98–1.73) 0.81 (0.55–1.18) 87.2 0.68 (0.38–1.21) 0.66 (0.34–1.25)
Standard high school 66.5 1.13 (0.77–1.67) 0.88 (0.66–1.17) 88.8 0.79 (0.49–1.26) 0.83 (0.49–1.39)
Industrial technical high school 59.5 0.75 (0.59–0.96)* 0.61 (0.45–0.83)* 83.6 0.51 (0.33–0.78)* 0.66 (0.40–1.16)
Anatolian/Science/Private high school (ref) 63.7 1.00 1.00 91.0 1.00 1.00
Mobile phone utilization
No 85.8 3.37 (2.02–5.62)** 2.82 (1.80-4.40)* 86.4 0.93 (0.55-1.59) -
Yes (ref) 64.2 1.00 1.00 87.2 1.00 1.00
  1. #: adjusted for all variables present in the table for that outcome variable *p < 0.05, ** p < 0.001.
  2. –: variables that were not found significant in univariate analysis so not included in the model.