1. 2015 User Preference Questionnaire, data on file.
2. Mask does not directly contact the bridge of the nose or nostrils.
3. In a retrospective review conducted by Philips Respironics of approximately 15,000 System One patients, patients who used SleepMapper, which has been rebranded DreamMapper, demonstrated 22% greater adherence to the therapy than patients who did not use SleepMapper. To see which therapy devices are compatible with DreamMapper, visit www.dreammapper.com/compatible .