For continuous data we calculated a weighted mean difference.

对于连续变项我们计算加权的平均值差异。

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For dichotomous outcomes we calculated a relative risk with its associated 95% confidence interval and a number needed to treat.

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。

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For dichotomous outcomes we calculated a relative risk with its associated 95% confidence interval and a number needed to treat.

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。

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