Data Analysis
For analysis of data, Statistical Package for Social Sciences software, version 21.0 (IBM SPSSInc., Chicago, IL) and STATA 11 were used. Initially, all information gathered via questionnaire then coded into variables. Normality of data was tested using Kolmogorov-Smirnov test and Shapiro-Wilk test. Both descriptive and inferential statistics involving Pearson Chi-Square, Fisher’s exact test, Pearson Correlation, One Way ANOVA (Analysis of variances) Test, were used to present results. A p-value of less than 0.05 was considered statistically significant.
Score: In order to have a better assessment of overall knowledge, each correct answer in the knowledge domain carried 1 mark while wrong answer carried 0 mark, also question consist of more than one correct answers one mark was distributed according to number of answers, this gave a total score range of 0 – 10 then converted to percentages.