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Table 2 Appointment characteristic associated with non-attendences. Results of univariate and multivariate analysis for all variables: Odds ratios and their 95% conficence interval (n = 82,898 appointments)

From: Rate and predictors for non-attendance of patients undergoing hospital outpatient treatment for chronic diseases: a register-based cohort study

  Univariate analysis Multivariate analysisa Multivariate analysisb
OR (95% CI) OR (95% CI) OR (95% CI)
Age
 18–29 5.97* 4.28–8.33 4.17* 2.70–6.42 4.01* 2.63–6.11
 30–39 3.25* 2.41–4.39 2.58* 1.76–3.78 2.51* 1.73–3.66
 40–49 2.69* 2.06–3.53 2.09* 1.47–2.98 2.06* 1.45–2.93
 50–59 1.53* 1.18–1.99 1.20 0.85–1.69 1.18 0.84–1.67
 60–69 0.87 0.68–1.13 0.88 0.68–1.15 0.88 0.67–1.15
 70–79 0.85 0.65–1.11 0.90 0.69–1.18 0.90 0.69–1.18
 80+ 1   1   1  
Gender
 Male 1.36* 1.21–1.53 1.35* 1.20–1.52 1.44* 1.29–1.61
 Female 1   1   1  
Marital status
 Unmarried 1.67* 1.49–1.88 1.39* 1.24–1.56 1.40* 1.25–1.57
 Married 1   1   1  
Educational level
 Basic (primary school) 1.14 0.96–1.35 1.18* 1.01–1.40 1.21* 1.03–1.43
 Vocational or upper secondary 1.00 0.85–1.18 0.95 0.81–1.12 0.96 0.82–1.13
 Further or higher education 1   1   1  
 Unknown 1.67* 1.16–2.42 1.71* 1.21–2.42 1.77* 1.25–2.50
Occupational status
 Student 2.24* 1.40–3.59 0.83 0.50–1.38 0.83 0.50–1.38
 Affiliated to labor marked 1   1   1  
 Short-term welfare payment 1.59* 1.13–2.23 1.32 0.95–1.83 1.35 0.97–1.89
 Long-term welfare payment 1.88* 1.44–2.45 1.48* 1.13–1.93 1.50* 1.15–1.95
 Disability pension 0.96 0.80–1.14 1.08 0.90–1.30 1.12 0.93–1.34
 Pension 0.43* 0.38–0.49 0.75* 0.59–0.96 0.76* 0.59–0.97
 Unknown 2.13 1.31–3.46 1.99* 1.24–3.19 2.05* 1.27–3.30
Specific diseases
 Type 1 diabetes mellitus
  yes 1.75* 1.53–2.01 1.04 0.73–1.48   
  no 1   1    
 Type 2 diabetes mellitus
  yes 0.96 0,86-1,08 1.14 0.81–1.59   
  no 1   1    
Hearth failure
 yes 0,81 0,61-1,08 1.16 0.78–1.70   
 no 1   1    
COPD
 yes 1,08 0,85-1,36 1.44 0.99–2.10   
 no 1   1    
Asthma
 yes 1,19 0,95-1,49 0.96 0.66–1.41   
 no 1   1    
Rheumatorid arthritis
 yes 0,71* 0,60-0,85 0.95 0.67–1.34   
 no 1   1    
Osteoporosis
 yes 0,43* 0,34-0,54 0.79 0.54–1.15   
 no 1   1    
Number of outpatient treatment courses
 1 1     1  
 2+ 0,84 0,59-1,19    1.05 0.76–1.46
  1. aadjusted for age, gender, marital status, education level, occupational status and specific chronic disease. AIC = 30,456
  2. badjusted for age, gender, marital status, education level, occupational status and number of outpatient treatment courses. AIC = 30,464
  3. *p < 0.05