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Or BMI or whatever weight variable that you want later in time
或身体质量指数的变化 或体重的变化
However, there was a recent meta-analysis
但是 最近通过元分析
You know, compendium of the available studies
对已有的研究成果进行总结
giving us an effective size of how strong the relationship
我们对压力和肥胖之间联系进行了具体量化
It done by Andrew Steptoe's group
这项工作是由
At the University of College London
伦敦大学学院的安德鲁斯特托团队完成的
And what they did is that they found 32 studies
他们找到了32项研究成果
13 of which had follow-up of over three years
其中13项有3年的后续研究
And looked specifically the job stress and the general life stress
主要关注的是工作压力和一般性的生活压力
With the outcomes being kind of the ones you would expect
其测试结果大家都比较熟悉
In epidemiological samples
也就是流行病样本调查
So BMI, waist-to-hip ratio, weight, and waist circumference
例如BMI 腰臀比 体重 腰围等
I think one important fact about this
我认为有一点非常重要
Was this is these outcomes weren't self-report
也就是这不是自述调查
They were actually done in the clinic
试验是在诊所进行的
So we know there are roughly valid outcome measures
所以这些测量数据都比较有效
But the result was somewhat surprising
但结果令人感到吃惊
So there was increasing effects
压力促进肥胖的结果
So meaning that stress predicted
也就是说在8项研究中
An increase in weight in 8 studies
压力导致了体重增加
And null effect in 22 studies
在22项研究中 压力没有导致体重增加
And decreasing effect in 2 of the other studies
而还有2项研究 压力反而导致体重减少
But when taking in total
但总体上来讲
There did seem to be an overall modest relationship
压力和日后的体重之间
Between stress and later weight
确实存在些许关系
With the author saying that
研究者最后这样写道
"psychosocial stress is positively related
在前瞻性研究中
To the development of adiposity in prospective studies
心理压力和肥胖症的发展是存在正向联系的
Although the effects were modest and smaller
尽管和大众常识相比
Than assumed in the lay literature."
两者的联系显得微小而不够显着
So there does seem to be an empirical relationship
所以两者的联系确实得到了实证研究的支持
But it's not an overwhelming one
但联系并不是特别的显着
I did want to bring up one study
我还想给大家介绍一项研究
