0461 CPAP adherence in commercial bus drivers in a public transportation company

Abstract Introduction We have been serving a sleep health promotion in local public transportation company. One of the projects is OSA screening for all commercial bus drivers. In addition, since April 2018, we made provision CPAP adherence, that is, drivers monitored and if adherence was poor two consecutive times, an interview with us mandated. case whose not improved after interview, they must be away from driving until improved. Thus, hypothesized such makes better as compared real-world data Japan (45.6%) which our presentation at SLEEP 2022. Methods Pulse oximetry-based performed 3% oxygen desaturation index ≥15, In-lab diagnostic PSG performed. The who are prescribed submit sheet basically every month. Using current employed drivers, calculated prevalence recent total more than 90 days. defined CMS criteria. Results number company 1237, 131 were diagnosed OSA, 123 users. 10.6%. Among users, 7 lost sheet, 1 driver absent long time due to malignant disease, 2 recently started therapy, so days could obtained, Eventually, assessed 113 Eighty-seven achieved criteria, thus 77.0% comparable cloud-based US (72.6%). Conclusion this study higher Japan. Our therapy successfully increased adherence. Support (if any)