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A1498 - Evaluation of Optimal Adherence and Non-Adherent of CPAP Treatment for Obstructive Sleep Apnea
Author Block: T. Miyashita1, H. Sato2, T. Akagami2, T. Mio2, S. Minezaki2, H. Nakamura2, M. Nagata2, M. Kanazawa2, K. Matsuda1; 1Matsuda hospital, Sendai, Japan, 2Saitama medical university, Saitama, Japan.
Obstructive Sleep Apnea (OSA) has serious adverse health social and community effects arising from disturbed breathing during sleep. Continuous Positive Airway Pressure (CPAP) which acts as a pneumatic splint to the upper airway is the most common and effective treatment for OSA. When applied during sleep, CPAP effectively reduces or eliminates most sleep-disordered breathing events; thereby increasing consolidated sleep and improving sleep architecture. However, CPAP is known to have problems with adherence, with many patients eventually abandoning the device. Therefore, this study aimed to determine the potential and quantifiable factors affecting CPAP adherence. A retrospective study was performed OSA patients requiring CPAP who received both polysomnography (PSG) and CPAP titration were included from July 2013 to May 2017. They were divided from CPAP adherence which downloaded to obtain the data. These groups were examined by comparing the polysomnographic parameters and first night impression after CPAP titration. Forty patients with OSA aged 56.4 years old with a BMI 28.1 kg/m2 with excessive daytime sleepiness and habitual snoring. Ten patients abandoned CPAP therapy was classified as ""nonadherent"". Twenty patients were classified as ""persistent CPAP users"" as they used CPAP on average over 4 hours per night since CPAP therapy was initiated. These findings may demonstrate that characteristics of sleep architecture, between diagnostic PSG and CPAP titration PSG, predict some of the variance in CPAP adherence. Furthermore, better impression after sleep on the first titration night might be related to better CPAP adherence.