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And again, we found
我们再次发现
and in fact when we did our analysis
实际上当我们开展分析时
and when we looked the children aged 8 to 11
当我们研究8到11岁的儿童时
we estimated that each hour of decreased sleep duration
我们估计睡眠时间每减少1个小时
was associated with increased odds of overweight
就会增加超重的几率
But it differed dramatically by sex again
但研究数据在不同性别中再次显示出了差别
such that in boys
例如 对于男孩来说
the overall increased odds was about 70%
他们发生超重的比例为70%
and girls 10%
而女孩只有10%
Or if in fact, you did you looked at the overall odds ratio being overweight or not
或者 如果看看超重是否发生的整体发生比率
you could see it was about 1.6 in boys
你会发现 男孩是1.6
and really not significant in girls
而女孩则不明显
We then also in that same sample
还是在同样的样本
which we studied longitudinally
我们对他们进行了纵向研究
we then actually looked at age specificity of these relationships
研究了这些关系中的年龄因素
First cross-sectionally
我们首先对他们开展了横向研究
and then in the next couple of slides, longitudinally
然后下面几张幻灯片显示的是纵向研究的结果
So let me walk you through this
我给大家简单解释一下
So again, this here now is based on just 312 children
这个研究对312名儿童进行了调查
that we have comparable data at on three different exams
我们通过三次不同的测试得出了比较性的数据
And these are exams
这是不同年龄组的测试成绩
when the ages 8 to 11, 13 to 16, and 15 to 19
8到11岁年龄组 13到16岁 15到19岁
