Baseline comparison
A total of 56 fourth year undergraduate dental students participated in two sessions of the course, with 28 in the PBL group and 28 in MBL group. The differences between the two groups on baseline information, such as having participated in PBL or having heard of mind mapping, were not statistically significant (p > 0.05) (Table 
Comparison of the two groups at baseline* NA: Not Applicable