Fig. 3

Single linear analysis of the variables bone movements and volume variation. A. PNS horizontal movement and nasopharynx airway volume (r = 0.451). B. PNS vertical movement and nasopharynx airway volume (r = 0.378). C. B horizontal movement and retropalatal airway volume (r = 0.574). D. Soft palate angle and retropalatal airway volume (r = 0.643). E. B horizontal movement and retroglossal airway volume (r = 0.548). F. Tongue horizontal length and retroglossal airway volume (r = 0.261)