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Table 3 Relationship of different variables to consultation with any physician in the 4 weeks before the interview. Percentage ratio (PR) y 95% confidence interval (95% CI)

From: Erosion of universal health coverage and trend in the frequency of physician consultations in Spain

  2009 2014
PRa 95% CI PRa   95% CI
Age (years)
 16–24 1.00   1.00   
 25–34 1.14 1.04–1.25 1.11 1.02 1.21
 35–44 1.24 1.21–1.28 1.18 1.08 1.28
 45–54 1.48 1.35–1.62 1.36 1.26 1.48
 55–64 1.85 1.70–2.02 1.69 1.55 1.83
 65–74 2.40 2.21–2.62 2.06 1.90 2.23
Sex
 Men 1.00   1.00   
 Women 1.45 1.39–1.52 1.37 1.32 1.42
Self-reported health
 Very good/good 1.00   1.00   
 Fair/poor/very poor 2.08 1.99–2.18 2.09 2.01 2.18
Any long-term health problem
 No 1.00   1.00   
 Yes 1.99 1.90–2.09 2.07 1.97 2.17
Income
 High 1.00   1.00   
 Medium-high 1.03 0.96–1.10 1.10 1.03 1.17
 Medium-low 1.10 1.03–1.17 1.19 1.12 1.27
 Low 1.15 1.08–1.23 1.34 1.26 1.43
Missing 0.98 0.91–1.05 1.02 0.95 1.08
Educational level
 Tertiary 1.00   1.00   
 Upper secondary 1.05 0.98–1.12 1.01 0.95 1.07
 Lower secondary 1.08 1.01–1.16 1.11 1.04 1.18
 Elementary 1.12 1.06–1.19 1.12 1.06 1.19
Missing 1.05 0.52–2.11 .. .. ..
  1. aThe percentage ratio has been estimated with a regression model for each of the independent variables that appear in the table, with the dependent variable being any consultation with any physician. In the regression model with age, the independent variable is only age, but in models with the other independent variables, age has also been included as an adjustment variable