Gender and incidence of dementia in the Framingham Heart Study from mid-adult life.

Gender and incidence of dementia in the Framingham Heart Study from mid-adult life.
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DOI:
10.1016/j.jalz.2013.10.005
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发表时间:
2015-03
期刊:
Alzheimer's & dementia : the journal of the Alzheimer's Association
影响因子:
--
通讯作者:
Seshadri S
Seshadri S
中科院分区:
其他
文献类型:
--
作者:
Chêne G;Beiser A;Au R;Preis SR;Wolf PA;Dufouil C;Seshadri S

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从中年开始的痴呆症和阿尔茨海默病(AD)的性别特异性风险在很大程度上仍然未知。根据Kaplan-Meier方法(累积发病率)或考虑死亡的竞争风险(终身风险,LTR),使用FHS参与者中确定的痴呆/AD和原因特异性死亡率来生成痴呆/AD的10- 50年风险估计。总体而言,777例痴呆症(601例AD)发生在7,901名参与者(4,333名女性)中,超过136,266人年。虽然男女的累积发病率相似,但85岁以上的妇女的长期发病率较高。45岁时痴呆/AD的LTR在女性中为1/5,在男性中为1/10。男性的心血管死亡率较高,比率从45-54岁的约6降至65岁后的<2。具有更健康的心血管风险特征的男性的选择性生存,因此痴呆倾向较低,这可能部分解释了女性痴呆/AD的LTR较高。
Gender-specific risks for dementia and Alzheimer's Disease (AD) starting in midlife remain largely unknown. Prospectively ascertained dementia/AD and cause-specific mortality in Framingham Heart Study (FHS) participants was used to generate 10- to 50-year risk estimates of dementia/AD, based on the Kaplan-Meier method (Cumulative Incidence) or accounting for competing risk of death (lifetime risk, LTR). Overall, 777 incident dementia (601 AD) occurred in 7,901 participants (4,333 women) over 136,266 person-years. Whereas cumulative incidences were similar in women and men, LTRs were higher in women >85. LTR of dementia/AD at age 45 was 1 in 5 in women, 1 in 10 in men. Cardiovascular mortality was higher in men with rate ratios decreasing from ~6 at 45-54 to <2 after age 65. Selective survival of men with a healthier cardiovascular risk profile and hence lower propensity to dementia might partly explain the higher LTR of dementia/AD in women.
DOI: 10.1161/circheartfailure.110.957480
发表时间: 2011-01
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