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Table 3 Estimates of the prevalence ratios for the association between Ethnicity and Supplementary Health Insurance knowledge score – Results of the Log linear regression (Negative-Binomial Regression)

From: A national survey of ethnic differences in knowledge and understanding of supplementary health insurance

   PR (95% CI) P
Ethnicity
  Jews vs. Arabs 1.10 (1.06–1.13) P < 0.001
Age   0.99 (0.94–0.99) P < 0.001
Gender Females vs. Males 0.96 (0.94–0.99) P = 0.003
Education    P < 0.001
  Less equal high school vs. professional 0.93 (0.88–0.98) P = 0.012
  High school- matriculation vs. professional 1.04 (0.98–1.11) P = 0.161
  Academic degree vs. professional 1.12(1.07–1.20) P < 0.001
Job    P = 0.410
  Employed vs. not in labor force 1.01 (0.96–1.06) P = 0.838
  Self employed 0.99 (0.92–1.07) P = 0.453
  Pensioner 1.05 (0.97–1.14) P = 0.153
Marital status    P = 0.439
  Married vs. single 1.03 (0.98–1.07)  
Number of children less than 18 yrs. Old   1.02 (0.99–1.03) P = 0.051
Chronic disease Yes vs. No 1.03 (0.99–1.07) P = 0.120
Medication Yes vs. No 0.99 (0.95–1.03) P = 0.670
Owning SHI Yes vs. No 1.10(1.06–1.15) P < 0.001