Pseudoephedrine and acetaminophen (PHA) v placebo for relieving sinus symptoms in the course of the common cold‡

Mean decrease from baseline
Outcomes at 2 hours after the second dosePHA (baseline)Placebo (baseline) Difference (95% CI)
‡Abbreviations defined in glossary; difference and CI calculated from data in article.
Overall sinus symptom assessment score1.30 (2.5)0.93 (2.6)0.37 (0.20 to 0.54)
Weighted sinus symptom score1.14 (2.1)0.84 (2.2)0.30 (0.13 to 0.47)