Table 2

Multiple logistic regression model of factors associated with self-experienced adverse events and adverse events affecting relatives (n = 11116)
Dependent variable
Self-experienced adverse event Adverse events affecting relatives
Factors Adjusted odds ratio 95% CI Adjusted odds ratio 95% CI
Age groups (1 = 30–39, 8 = 80–87) 1.11 1.05 – 1.17 .88 .84 – .92
Sex (0 = Female, 1 = Male) 1.06 .93 – 1.21 .80 .72 – .88
Marital status (1 = Married, 2 = Single) 1.23 1.08 – 1.41 1.05 .94 – 1.16
Education (1 = Primary/part secondary, 5 = College/university 4 years or more) 1.10 1.05 – 1.16 1.15 1.11 – 1.19
Self-evaluated health (1 = Very bad, 5 = Excellent) .56 .51 – .61 .85 .80 – .91
Understanding GP (1 = Difficult, 3 = Easy) .76 .65 – .89 .84 .73 – .96
Referral to specialist
 Difficult 2.81 2.24 – 3.53 1.92 1.59 – 2.34
 Easy 1.15 .94 – 1.42 1.29 1.09 – 1.51
 Very easy (reference) 1.00 1.00
Persuaded treatment (0 = No, 1 = Yes) 3.63 2.86 – 4.59 1.47 1.17 – 1.85

GP, General practitioner.

Hotvedt and Førde

Hotvedt and Førde BMC Health Services Research 2013 13:46   doi:10.1186/1472-6963-13-46

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