Figure 5From: Impact on learning of an e-learning module on leukaemia: a randomised controlled trial Comparison of pre-trial and post-trial ratings (median ± interquartile range) of the difficulty of leukaemia by participants (1 = least difficult, 10 = most difficult) between Control and Study groups. The Study group’s post-trial perceived level of difficulty was significantly lower than pre-trial (* P < 0.001, Kruskal Wallis ANOVA followed by Dunn’s multiple comparisons test). Back to article page