Questionnaire data was analyzed with SPSS15.0 statistical software and several statistical methods including frequency, percentage, standard deviation, mean, ANOVA and stepwise multiple regression.
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- 问卷资料以SPSS15.;0统计软体进行分析,采用次数、百分比、标准差、平均数、ANOVA、逐步多元迴归等统计方法。