Supplemental Tables S1-S7

Table S1 Patients’ information.Table S2 Sleep structure in Night 1 (before treatment), Night 2 (during CO₂ titration) and Night 3 (treatment with fixed CO₂ concentration).Table S3 Sleep events in Night 1 (before treatment), Night 2 (during CO₂ titration) and Night 3 (treatment with fixed CO₂ concentration).Table S4 Heart rate and blood pressure before treatment(baseline), during CO₂ titration (titration) and treatment with constant CO₂ (treatment).Table S5 Respiratory rate (RR) during different sleep stage in Night 1 (before treatment), Night 2 (during CO₂ titration) and Night 3 (treatment with constant CO₂).Table S6 The changes of surface EMGdi in different condition (uv).Table S7 Treatment preference and side effect of treatment.