Figure 6From: Primary ciliary dyskinesia (Siewert's / Kartagener's Syndrome): Respiratory symptoms and psycho-social impactNasal congestion, sinus pain, headache, sore throat, earache and heartburn in relation to age. Symptoms are scored on a scale of 0 (None) to 4 (almost every day) – see text. A small amount of vertical jitter has been added to data points so that individuals are more easily distinguishable. The solid lines are lowess curves.Back to article page