ntinuous variable)或「分立变项(discrete variable), 10 其目的是用来作为分类之用,有二分变项(dichotomous variable),如性别(男与 女)、精熟学习的评量方式(通过与不通过);「三分变项(trichotomous variable), 例如,将社经地位分为高、.
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对于二分的结果变项我们计算相对风险以及其95%信赖区间、益一需治数。
For dichotomous outcomes we calculated a relative risk with its associated 95% confidence interval and a number needed to treat.
对于连续性的结果变项使用标准化或加权的平均值差异来分析处理资料,而对二分的结果变项则使用胜算比与95%信赖区间来分析处理资料。
Standardised or weighted mean differences were used to pool data for continuous outcomes and odds ratios were used to pool data for dichotomous outcomes, together with 95% confidence intervals.
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