Skip to main content

Table 2 Hazard ratios (HR) with 95% confidence intervals (CI) of adolescent first-time self-harm by parental education and household income

From: Socioeconomic position and self-harm among adolescents: a population-based cohort study in Stockholm, Sweden

  All cases Severe cases
Model 1
HR (95% CI)
Model 2
HR (95% CI)
Model 3
HR (95% CI)
Model 1
HR (95% CI)
Model 2
HR (95% CI)
Model 3
HR (95% CI)
Parental education
 Primary 1.37 (1.22–1.55) 1.37 (1.21–1.54) 1.12 (0.99–1.24) 1.39 (1.07–1.82) 1.24 (0.94–1.63) 1.23 (0.92–1.64)
 Secondary 1.33 (1.23–1.43) 1.29 (1.20–1.39) 1.18 (1.09–1.27) 1.13 (0.94–1.36) 1.09 (0.90–1.31) 1.08 (0.89–1.30)
 Tertiary 1.00 (REF) 1.00 (REF) 1.00 (REF) 1.00 (REF) 1.00 (REF) 1.00 (REF)
Household income
 1st quintile 1.15 (1.02–1.29) 1.20 (1.07–1.36) 1.13 (1.00–1.27) 1.04 (0.78–1.38) 0.96 (0.71–1.29) 0.97 (0.72–1.31)
 2nd quintile 1.37 (1.22–1.53) 1.34 (1.20–1.50) 1.20 (1.07–1.34) 1.08 (0.82–1.41) 1.00 (0.76–1.32) 0.99 (0.75–1.30)
 3rd quintile 1.32 (1.18–1.47) 1.30 (1.16–1.45) 1.18 (1.05–1.32) 1.01 (0.77–1.34) 0.99 (0.75–1.32) 0.98 (0.74–1.30)
 4th quintile 1.15 (1.03–1.29) 1.14 (1.01–1.27) 1.07 (0.96–1.21) 0.90 (0.67–1.21) 0.87 (0.65–1.18) 0.86 (0.64–1.16)
 5th quintile 1.00 (REF) 1.00 (REF) 1.00 (REF) 1.00 (REF) 1.00 (REF) 1.00 (REF)
  1. Model 1: adjusted for gender
  2. Model 2: adjusted for gender, parental country of birth and history of mental disorder of biological parent
  3. Model 3: adjusted for gender, parental country of birth, history of mental disorder of biological parent, receipt of welfare and number of parents in the household