Conclusions: Each method a useful tooldifferent measuring scale and different studying purpose.

结论: 不同根管弯曲度测量法的研究侧重点与观察尺度不尽相同,因而其适用范围也是不同的.

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Conclusion: Multilevel linear model is feasible in the evaluation of the inter - investigator reliability of measuring scale.

结论: 采用多水平线性模型评价量表问卷调查员间的信度值得推广应用.

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