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Table 3 Prevalence ratios (PRs) for the number of predefined cardiovascular risk factors in six cohorts of middle-aged women

From: Secular trends in cardiovascular risk factors among women aged 45–54 years in Gothenburg, Sweden, from 1980 to 2014

  O risk factor 1 risk factor 2 risk factors 3 risk factors 4 risk factors
Year of birth n PR 95% CI n PR 95% CI n PR 95% CI n PR 95% CI n PR 95% CI
1925–1934 32 1.00   164 1.00   229 1.00   166 1.00   27 1.00  
1931–1940 15 1.11 0.91–1.35 60 1.03 0.94–1.13 85 1.04 0.96–1.13 38 0.89 0.82–0.97 9 1.00 0.82–1.21
1936–1945 22 1.26 1.01–1.58 72 1.09 0.99–1.20 79 0.99 0.91–1.08 38 0.88 0.81–0.95 7 0.93 0.78–1.11
1941–1950 34 1.52 1.18–1.96 74 1.06 0.96–1.17 72 0.92 0.84–1.00 55 0.94 0.86–1.03 6 0.87 0.74–1.03
1953 96 2.03 1.49–2.75 208 1.13 0.99–1.29 206 0.87 0.77–0.98 130 0.81 0.72–0.92 27 0.96 0.73–1.26
1963 55 1.82 1.38–2.41 131 1.23 1.09–1.37 101 0.89 0.81–0.98 51 0.79 0.72–0.87 5 0.75 0.64–0.88
  1. Cardiovascular risk factors: body mass index ≥25, hypertension, serum cholesterol > 5 mmol/L, diabetes and smoking
  2. Women born in 1925–1934 served as the reference group. In all, there were 36 women with missing data. CI Confidence interval; PR Prevalence ratio