Figure 2From: Carrageenan nasal spray in virus confirmed common cold: individual patient data analysis of two randomized controlled trialsDuration of common cold symptoms in ITT and PP groups. Duration of common cold symptoms in virus-positive patients treated with carrageenan or placebo in ITT or PP population, respectively (ITT: carrageenan vs. placebo p = 0.002; PP: carrageenan vs. placebo p = 0.016).Back to article page