Læknablaðið - 15.12.1998, Page 12

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LÆKNABLAÐIÐ 1998; 84
Table I. Mortality figures-men. Number of men in each group in The Reykjavik Study and mortality figures used in the hazard ratio
calculations. Mortality is shown as absolute numbers and as a percentage of each group.
Total CHD Cancer Accidents All causes
Men Number Mortality (%) Mortality (%) Mortality Mortality (%)
Group 1 869 62 (7.1) 67 (7.7) 0 192 (22.1)
Group 2 1115 123 (11.0) 107 (9.6) 2 326 (29.2)
Group 3 4045 419 (10.4) 316 (7.8) 4 1058 (26.2)
Group 4 3036 441 (14.5) 345 (11.4) 4 1171 (38.6)
Ungrouped 74 8 (10.8) 5 (6.8) 0 17 (23.0)
Total 9139 1053 (11.5) 840 (9.2) 10 2764 (30.2)
Table II. Mortality figures- women. Number of women in each group in The Reykjavik Study and mortality figures used in the hazard
ratio calculations. Mortality is shown as absolute numbers and as a percentage ofeach group.
Total CHD Cancer Accidents All causes
Women Number Mortality (%) Mortality (%) Mortality Mortality (%)
Group 1 157 1 (0.6) 6 (3.8) 0 15 (9.6)
Group 2 658 11 (1.7) 30 (4.6) 0 65 (9.9)
Group 3 3648 83 (2.3) 211 (5.8) 5 442 (12.1)
Group 4 5182 251 (4.8) 426 (8.2) 6 1096 (21.2)
Ungrouped 128 3 (2.3) 3 (2.3) 0 7 (5.5)
Total 9773 349 (3.6) 676 (6.9) 11 1625 (16.6)
Table III. Coronary heart disease mortality. Hazard ratio (HR)
in educational groups 1-3. Corrections are made for age and
year of examination.
Men Women
HR 95% CI HR 95% CI
Group 1 0.66 0.50-0.86 0.23 0.03-1.59
Group 2 0.85 0.69-1.04 0.53 0.29-0.96
Group 3 0.89 0.78-1.02 0.70 0.54-0.90
Group 1+2 0.77 0.65-0.92 0.47 0.26-0.84
95% CI: Confidence interval. P value for the relationship of education and
coronary heart disease mortality: men: <0.02;women: <0.01.
Table IV. Coronary heart disease mortality-corrections for risk
factors. Hazard ratio (HR) in educational groups 1-3. Correc-
tions are made for age, year of examination and riskfactors (to-
tal cholesterol and triglycerides in serum, systolic blood pres-
sure, sugar tolerance and smoking).
Men Women
HR 95% CI HR 95% CI
Group 1 0.68 0.52-0.88 0.34 0.05-2.39
Group 2 0.86 0.70-1.05 0.63 0.34-1.15
Group 3 0.90 0.78-1.03 0.81 0.63-1.04
95% CI: Confidence interval. P value for the relationship of education and
coronary heart disease mortality: men: < 0.03; women: >0.10.
Table V. Trends in the relationship of educational status and mortality. Hazard ratio (HR)for each cause of deathfor men and women.
P-valuefor each trend is shown, as well as 95% confidence interval (Cl). Corrections are madefor age and year of examination.
Men Women
HR P-value 95% CI____________________HR P-value 95% CI
CHD 1.12 <0.002 1.05-1.21 1.43 <0.001 1.18-1.74
Cancer 1.06 >0.100 0.98-1.15 1.18 <0.010 1.04-1.33
All causes 1.11 <0.001 1.06-1.15_________1.24 <0.001 1.14-1.35
Table VI. Cancer mortality. Hazard ratio (HR) in educational
groups 1-3. Corrections are made for age and year of examina-
tion.
Men Women
HR 95% CI HR 95% CI
Group 1 0.85 0.65-1.11 0.62 0.28-1.40
Group 2 0.92 0.74-1.14 0.70 0.48-1.02
Group 3 0.82 0.70-0.96 0.86 0.72-1.01
Group 1+2+3 0.84 0.73-0.97 0.83 0.70-0.97
95% CI: Confidence interval. P value for the relationship of education and
cancer mortality: men: > 0.08; women: > 0.07.
var marktæk bæði hjá konum og körlum (tafla
V).
Dauðsföll af völdum krabbameina: Það var
minni hætta á dauðsfalli af völdum krabba-
Table VII. Cancer mortality-corrections for risk factors. Hazard
ratio (HR) in educational groups 1-3. Corrections are made for
age, year of examination and risk factors (smoking).
Men Women
HR 95% CI HR 95% CI
Group 1 0.89 0.68-1.16 0.69 0.31-1.55
Group 2 0.95 0.74-1.14 0.72 0.50-1.05
Group 3 0.83 0.71-0.97 0.91 0.77-1.07
95% CI: Confidence interval. P value for the relationship of education and
cancer mortality: men: > 0.05; women: > 0.05.
meina samfara meiri menntun, þar sem áhættu-
hlutfallið var alls staðar lægra en 1,0 (tafla VI).
Samband menntunar og dánartíðni var þó ekki
marktækt, hvorki þegar leiðrétt var einungis