Education level contributed 8.7% of K covariation while AIDS attitude, religion and clinical experience contributed 16.8% of W(subscript k) covariation.

• 教育程度解释营养师知识变异量的8.；7%25；爱滋病态度，宗教信仰和临床经验共解释营养师求知相关意愿变异量的16