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Table 5 Hazard ratio (HR) and 95% confidence intervals (CI) for cardiovascular case-fatality by social status indicators classes.

From: Social status and cardiovascular disease: a Mediterranean case. Results from the Italian Progetto CUORE cohort study

   ALL NORTH CENTRE-SOUTH
   n p/y HRa (CI 95%) n p/y HRa (CI 95%) n p/y HRa (CI 95%)
MEN Educational level          
  High 23 1473 Ref. 18 1261 Ref. 5 212 Ref.
  Medium 44 2275 1.12 (0.65;1.92) 29 1683 0.90 (0.46;1.75) 15 592 1.70 (0.55;5.23)
  Low 139 4656 1.06 (0.63;1.78) 25 1717 0.78 (0.41;1.49) 114 2939 1.72 (0.62;4.77)
  Marital Status          
  Married or cohabitating 175 7691 Ref. 54 4078 Ref. 121 3613 Ref.
  Other living arrangements 41 876 3.2 (2.21;4.64) 21 613 3.41 (1.98;5.86) 20 263 2.61 (1.61;4.24)
WOMEN Educational level          
  High 6 443 Ref. 4 335 Ref. 2 107 Ref.
  Medium 14 852 0.77 (0.28;2.10) 9 724 0.53 (0.13;2.09) 5 128 5.75 (0.97;33.98)
  Low 95 3026 1.01 (0.42;2.37) 21 900 1.07 (0.31;3.72) 74 2126 1.44 (0.34;6.04)
  Marital Status          
  Married or cohabitating 81 3334 Ref. 27 1590 Ref. 54 1745 Ref.
  Other living arrangements 38 1126 1.15 (0.76;1.75) 9 431 1.13 (0.50;2.54) 29 694 1.15 (0.71;1.87)
  1. Men and women 35-69 years old free of previous CVD at baseline (ALL). The population is then stratified by geographical area (NORTH vs. CENTRE-SOUTH of Italy).
  2. n=number of first cardiovascular events. p/y=person-years. Ref.= reference.
  3. a HR for educational levels adjusted for age, systolic blood pressure, total cholesterol, HDL cholesterol, diabetes (yes, no), smoking habits (yes, no), anti hypertensive medication(yes, no). HR for marital status adjusted for age, systolic blood pressure, total cholesterol, HDL cholesterol, diabetes (yes, no), smoking habits (yes, no), anti hypertensive medication (yes, no), education (three levels).