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. 2024 Dec 17;16:2111–2124. doi: 10.2147/NSS.S489288

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© 2024 Mao et al.

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Effects of CPAP treatment on the amplitude and frequency of sawtooth waves (STWs) during rapid eye movement sleep in the OSA patients with or without STWs (A and B), and in the OSA patients with (C and D) and without (E and F) isolated sawtooth waves in the absence of CPAP treatment. *P < 0.05, **P < 0.01.