英语语法分析

Data were analyzed by rank sum test and Spearman correlation test.

资料采用秩和检验和等级相关分析的统计学处理方法。

The analysis of spearman rank correlation showed that there were correlations among risk behaviors.

等级相关分析表明：多种不良行为之间存在相关关系。

Method of comprehensive evaluation, spearman rank relational coefficient and cluster analysis were employed.

研究方法综合评价法，秩相关系数法，聚类分析法。