I think the underlying cause was, the towns people didnt know why all the women where acting strangely (almost as if they were possessed) so they went to the one thing they trusted in most which was Religion and they assumed that the women were possessed and were Witches.
It would have been easy since there were no documents (I think) and most evidence was hear say.
Although the battle had no bearing on the outcome of the war, Jackson’s overwhelming victory elevated national pride, which had suffered a number of setbacks during the War of 1812.