Multislice Computed Tomography Assessment of Airway Patency Changes Associated with Mandibular Advancement Appliance Therapy in Supine Patients with Obstructive Sleep Apnea

Table 1

Evaluation of the polysomnography data.

Variables	baseline	follow-up period	P-value
AI (events/h)	3.4±4.3	0.4±0.3
HI (events/h)	11.3±5.2	5.2±3.3
AHI (events/h)	14.7±4.9	5.6±3.3
Lowest SpO2 (%)	87.7±7.7	90.9±3.7

Abbreviations: AHI, apnea-hypopnea index; AI, apnea index; HI, hypopnea index; SpO₂, arterial oxygen saturation. P < 0.05, P < 0.01.