Table 3: Changes in mean score between pre- and posteducation questionnaire.

OverallnMean ScoreSDP ValueEffect size

Pre-education9455.3%17.16%<0.0010.82
Post-education9470.2%18.96%

Analysis was conducted on nurses that completed pre- and posteducation questionnaire; SD, standard deviation; effect size was estimated using Cohen’s d method.in analysis.