Baseline differences explain the apparent benefits of combining oxymetazoline with intranasal corticosteroids

In addition to analyzing changes from baseline rather than absolute scores, other suggestions for future studies include (1) delivering the medications as a combined spray because delivering them separately at the same time would likely result in some washout of the medication, (2) reporting coexisting seasonal allergies and the time of year when the study was performed, and (3) stating what P value is required for statistical significance at the .05 level when the Bonferroni method is used.