The educational intervention based on the use of the ePULab tool produced significantly better learning acquisition results than those obtained by traditional lecture-style classes : the total score improved in the control group from 823 ( SD 123 ) -116 ( SD 252 ) after the lecture , whereas in the intervention group , the knowledge score changed from 827 ( SD 139 ) -1583 ( SD 252 ) ( p = 001 ) with the use of ePULab .