Table 3 Interactive influence between education and sick leave

From: Deliberate self-harm and associated risk factors in young adults: the importance of education attainment and sick leave

  Distribution Risk for deliberate self-harm
  N (cases/controls) Adjusted ORa (95% CI)
Education   
Tertiary 251/31,451 1.00 (Reference)
Secondary 944/45,755 2.73 (2.37–3.15)
Primary 3884/41,637 13.33 (11.66–15.23)
Not registered 323/8625 6.65 (5.54–7.98)
Sick leave due to psychiatric disorder, by educationb  
Tertiary 106/778 18.87 (17.41–24.21)
Secondary 297/1336 9.25 (7.94–10.77)
Primary 541/1132 3.37 (2.98–3.80)
Not registered 16/34 8.83 (4.37–16.05)
Sick leave due to other causes, by educationb  
Tertiary 318/15,011 3.45 (2.91–4.10)
Secondary 1148/23,106 2.59 (2.36–2.85)
Primary 1967/15,019 1.18 (1.11–1.26)
Not registered 128/1208 3.14 (2.51–3.93)
  1. aAdjusted for age, gender, calendar time, income, marital status, ethnicity, area of residence, residential mobility and parental death due to external causes
  2. bLog-likelihood ratio test of interaction: x2 = 416.77, p < 0.001