Methods the factors were extracted by principal component analysis and rotated by Varimax, then calculated the factor loading and the score of common factors.
方法用主成分法提取因子进行方差最大正交旋转，计算因子负荷及主因子得分。
The 7 common factors which come from factor analysis almost consisted with theoretic structure, and the contributing rate of cumulative sums of squares was 66.03%.
因为分析产生的7个公因子与理论结构基本一致，累积方差贡献率为66.03%。
The construct validity of the questionnaire was good by factor analysis, and 15 common factors including knowledge, attitude, belief and practice could explain 58.381% of the questionnaire.
因子分析显示结构效度较好，15个公因子(包括知识、态度、信念和行为)能解释问卷全部内容的58.381%。
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