Data are presented as numbers (percentage of patients).
Abbreviations: CPAP: continuous positive airway pressure, NIV: noninvasive ventilation, OSA-I: obstructive sleep apnea type I, OSA-II: obstructive sleep apnea type II, PG: polygraphy, PSG: polysomnography, AHI: apnea-hypopnea index, PtcCO2: transcutaneous carbon dioxide pressure, SpO2: pulse oximetry.
*2 missing data.
Table 3 . CPAP/NIV equipment.