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Table 4 Poisson regression analysis evaluating the association between educational level and health outcomes

From: An analysis of health inequalities depending on educational level using nationally representative survey data in Japan, 2019

  Men Women
Middle level vs. Low levelb High level vs. Low levelc Middle level vs. Low levelb High level vs. Low levelc
Health-related behaviors and statuses PR (95% CI)a PR (95% CI)a PR (95% CI)a PR (95% CI)a
Prevalence of psychological distressd 0.89 (0.83, 0.96) 0.85 (0.79, 0.91) 0.85 (0.79, 0.90) 0.77 (0.72, 0.83)
Prevalence of poor self-rated health 0.83 (0.76, 0.90) 0.71 (0.65, 0.78) 0.82 (0.76, 0.88) 0.64 (0.58, 0.70)
Smoking prevalence 0.80 (0.76, 0.86) 0.49 (0.46, 0.53) 0.51 (0.46, 0.57) 0.17 (0.15, 0.19)
Drinking prevalence 1.09 (1.04, 1.15) 1.19 (1.13, 1.25) 1.17 (1.08, 1.26) 1.25 (1.16, 1.36)
Participation rate in stomach cancer screening 1.28 (1.21, 1.37) 1.57 (1.47, 1.68) 1.21 (1.13, 1.28) 1.43 (1.33, 1.53)
Participation rate in lung cancer screening 1.22 (1.15, 1.29) 1.44 (1.35, 1.52) 1.18 (1.11, 1.25) 1.36 (1.27, 1.44)
Participation rate in colorectal cancer screening 1.32 (1.24, 1.40) 1.63 (1.53, 1.74) 1.26 (1.19, 1.34) 1.52 (1.42, 1.63)
Participation rate in breast cancer screening    1.43 (1.33, 1.55) 1.80 (1.67, 1.95)
Participation rate in uterus cancer screening    1.34 (1.25, 1.45) 1.65 (1.53, 1.79)
  1. PR Prevalence ratio (participation rate ratio), CI Confidence interval
  2. aThe effect of age was adjusted for in the regression analysis
  3. bPR of middle educational level compared with low educational level
  4. cPR of high educational level compared with low educational level
  5. dProportion of persons with K6 scores ≥5