结果听损检出率随平均等效声级的增加而呈明显的增加趋势，平均等效声级与噪声作业人员的听损检出率呈密切的指数正相关关系（相关系数r为0 812 45 ）。
Results The average equivalent sound level and the detectable rate of workers hearing loss were exponential positive correlation, the coefficient of correlation r was 0 812 45.
此外，用相关指数来检验曲线回归方程的拟合程度，而不采用在类似的研究中用相关系数来检验曲线回归这一不合适的方法。
Moreover, the fitting degree of curvilinear regression equation is tested by correlation index, in stead of correlation coefficient which has been unsuitably used for testing in similar works.
方法用防御方式问卷和康奈尔医学指数对海军某部177名潜水人员进行团体测验。 用等级相关系数分析二者的相关关系。
Methods 177 divers are tested in group with Defense Style Questionnaire(DSQ) and Cornell Medical Index(CMI), the relationship are analyzed with rank correlation coefficient.
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