SERUM-INSULIN IS A RISK MARKER FOR CORONARY HEART-DISEASE MORTALITY IN MEN BUT NOT IN WOMEN

被引:25
作者
WELBORN, TA [1 ]
KNUIMAN, MW [1 ]
WARD, N [1 ]
WHITTALL, DE [1 ]
机构
[1] UNIV WESTERN AUSTRALIA, DEPT PUBL HLTH, NEDLANDS, WA 6009, AUSTRALIA
关键词
SERUM INSULIN; INSULIN RESISTANCE; RISK FACTORS; CORONARY HEART DISEASE;
D O I
10.1016/0168-8227(94)90139-2
中图分类号
R5 [内科学];
学科分类号
1002 ; 100201 ;
摘要
Serum insulin 1 h post-glucose load is examined in this prospective study of 2971 Caucasoid subjects aged > 20 years in 1966 and followed to 1989. The serum insulin levels as a continuous variable show no significant linear association with coronary heart disease (CHD) deaths in either sex after accounting for age by Cox proportional hazards analysis. In males the quintile classes of serum insulin show a striking U-shaped pattern with both the highest and lowest quintiles having significant associations with CHD deaths. In females the insulin quintiles show no direct association. Analysis for interactions of risk variables indicate that in females the relative protection df low cholesterol levels is abolished by hyperinsulinaemia after 12 years, Thus, serum insulin is not a direct aetiological risk factor for CHD. The findings suggest that the associations are likely to be due to confounding effects of unmeasured variables including lipid subfractions.
引用
收藏
页码:51 / 59
页数:9
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