Fig. 1From: Role of rhinomanometry in the prediction of therapeutic positive airway pressure for obstructive sleep apneaPatients with PAP pressure > 8 were associated with a significantly higher SupineNR150 compared to patients with PAP pressure ≤ 8. PAP, positive airway pressure; SupineNR 150, nasal resistance in the supine position at 150 pascalBack to article page