老年男性的血胆固醇和抑郁症状
R E Morgan1, L A Palinkas, E L Barrett-Connor
1Department of Community and Family Medicine, School of Medicine, University of California, San Diego, La Jolla 92093-0628.
Lancet (London, England)
|January 9, 1993
概括
低血胆固醇水平与老年男性的抑郁症增加有关. 鉴于广泛推降低胆固醇,这一发现很重要.
科学领域:
- 老年学是一门学科.
- 精神病学是一个精神病学.
- 心血管医学 心血管医学
背景情况:
- 降低血胆固醇的临床试验显示,心脏病死亡率降低,但自杀率增加.
- 低胆固醇与暴力死亡 (包括自杀) 之间存在不明原因的联系.
- 老年男性的抑郁症和低血胆固醇之间的关系需要研究.
研究的目的:
- 为了确定抑郁症是否与50岁及以上男性的低血胆固醇度有关.
- 探索血胆固醇水平与老年男性抑郁症状之间的相关性.
主要方法:
- 利用了Rancho Bernardo队列 (1985-87) 中的1020名白人男性 (50-89岁) 的数据.
- 通过调查问卷评估使用贝克抑郁症库存和病史的抑郁症.
- 测量了血胆固醇和体重,比较了当前和以前的测量 (1972-74).
主要成果:
- 在70岁以上的男性中,患有低血胆固醇 (<4.14 mmol/L) 的男性中,抑郁症的发病率是血胆固醇低 (<4.14 mmol/L) 的男性的三倍,而高度的男性 (16%与6%,p=0.033) 则是3倍.
- 抑郁症症状得分与血胆固醇水平有显著的反相关性.
- 在调整年龄,健康状况,慢性疾病,药物,运动,减肥和之前的胆固醇变化之后,这种关联仍然显著.
结论:
- 低血胆固醇与老年男性的抑郁症状有关.
- 这一发现与之前的观察结果一致,这些观察结果将非常低的总胆固醇与自杀和暴力死亡联系起来.
- 由于广泛推降低胆固醇,结果需要进一步调查.
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