对于基因部分基本上可不予考虑，因为我们改变其的可能性极小，除非有基因治疗或其他等效措施能让我们调整已有的幸福感水平。
The genetic component is essentially a write-off - there's precious little we can do about this until gene therapy or some equivalent lets us adjust our pre-set happiness levels.
结论：对于以建立治疗-对照差临床意义或临床等效性为目的的分层两组临床试验，可用该检验进行分析。
Conclusion: the test can be applied to analyzing the data from the clinical trials for establishing the clinical significance of treatment-control difference or clinical equivalence.
结论这种方法适用于以治疗对照差临床意义研究或临床等效性为目的临床试验的设计。
Conclusion it is appropriate with the planning for clinical trials aimed at clinical significance of treatment-control difference or clinical equivalence. An example illustrates the methodology.
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