Julia L Kelly, Chris D Turnbull, Roger Newson, Melissa Dobson, Emma L Hedley, Abdullah S ALQarni, Ann Nevinson, David Dawson, Annabel Nickol, Sophie West, Nick P Talbot, Najib M Rahman, John Stradling, Mary J Morrell
{"title":"振动触觉体位疗法治疗体位阻塞性睡眠呼吸暂停:一项多中心随机对照试验","authors":"Julia L Kelly, Chris D Turnbull, Roger Newson, Melissa Dobson, Emma L Hedley, Abdullah S ALQarni, Ann Nevinson, David Dawson, Annabel Nickol, Sophie West, Nick P Talbot, Najib M Rahman, John Stradling, Mary J Morrell","doi":"10.1136/thorax-2024-222681","DOIUrl":null,"url":null,"abstract":"Background New generation positional therapy devices provide vibrotactile feedback to patients with positional obstructive sleep apnoea (POSA), reducing supine sleep time and sleep apnoea severity. Longer-term effects on POSA severity, sleepiness and quality of life (QoL) are unclear. Methods A randomised, parallel, double-blinded trial compared neck-worn positional therapy with sham-positional therapy over 3 months (ClinicalTrials.gov: [NCT04153240][1]). Adult patients with POSA (apnoea/hypopnoea index (AHI) >5 events/hour, 2:1 when supine vs non-supine) were randomised (1:1). The primary endpoint was AHI at 3 months, positional versus sham. Secondary analyses: interaction between the treatment effect and age; QoL, including Epworth Sleepiness Scale (ESS) and Pittsburgh Sleep Quality Index (PSQI). Results Between October 2019 and August 2022, 120 patients with median baseline AHI of 12.8 events/hour (IQR 9.2–18.5) were randomised; 59 to positional therapy and 61 to sham; 92 (77%) completed the trial. Positional therapy significantly reduced the AHI by −4.41 events/hour (95% CI −7.77 to –1.06; p=0.011) compared with sham, a 34% improvement. There was a significant improvement in PSQI: −1.0 (95% CI −2.1 to 0.0; p=0.04), but not ESS: −0.6 (95% CI −1.8 to 0.6; p=0.3), with positional therapy compared with sham (baseline ESS 8.8). Similar results were seen in younger (18–64) and older (≥65) age groups. Patients’ bed partners reported improvements in snoring and sleep quality for the patient and themselves. Over half of participants using the active device opted to continue. Conclusion Neck-worn positional therapy reduced the severity of OSA and improved sleep quality but not sleepiness, over 3 months. Bed partner’s reported improvements in snoring and sleep quality. Trial registration number [NCT04153240][1]. Data are available upon reasonable request. Anonymised data may be provided upon reasonable request within the scope of the ethical committee approval. 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Longer-term effects on POSA severity, sleepiness and quality of life (QoL) are unclear. Methods A randomised, parallel, double-blinded trial compared neck-worn positional therapy with sham-positional therapy over 3 months (ClinicalTrials.gov: [NCT04153240][1]). Adult patients with POSA (apnoea/hypopnoea index (AHI) >5 events/hour, 2:1 when supine vs non-supine) were randomised (1:1). The primary endpoint was AHI at 3 months, positional versus sham. Secondary analyses: interaction between the treatment effect and age; QoL, including Epworth Sleepiness Scale (ESS) and Pittsburgh Sleep Quality Index (PSQI). Results Between October 2019 and August 2022, 120 patients with median baseline AHI of 12.8 events/hour (IQR 9.2–18.5) were randomised; 59 to positional therapy and 61 to sham; 92 (77%) completed the trial. Positional therapy significantly reduced the AHI by −4.41 events/hour (95% CI −7.77 to –1.06; p=0.011) compared with sham, a 34% improvement. There was a significant improvement in PSQI: −1.0 (95% CI −2.1 to 0.0; p=0.04), but not ESS: −0.6 (95% CI −1.8 to 0.6; p=0.3), with positional therapy compared with sham (baseline ESS 8.8). Similar results were seen in younger (18–64) and older (≥65) age groups. Patients’ bed partners reported improvements in snoring and sleep quality for the patient and themselves. Over half of participants using the active device opted to continue. Conclusion Neck-worn positional therapy reduced the severity of OSA and improved sleep quality but not sleepiness, over 3 months. Bed partner’s reported improvements in snoring and sleep quality. Trial registration number [NCT04153240][1]. Data are available upon reasonable request. Anonymised data may be provided upon reasonable request within the scope of the ethical committee approval. 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Vibrotactile positional therapy for the treatment of positional obstructive sleep apnoea: a multicentre, randomised controlled trial
Background New generation positional therapy devices provide vibrotactile feedback to patients with positional obstructive sleep apnoea (POSA), reducing supine sleep time and sleep apnoea severity. Longer-term effects on POSA severity, sleepiness and quality of life (QoL) are unclear. Methods A randomised, parallel, double-blinded trial compared neck-worn positional therapy with sham-positional therapy over 3 months (ClinicalTrials.gov: [NCT04153240][1]). Adult patients with POSA (apnoea/hypopnoea index (AHI) >5 events/hour, 2:1 when supine vs non-supine) were randomised (1:1). The primary endpoint was AHI at 3 months, positional versus sham. Secondary analyses: interaction between the treatment effect and age; QoL, including Epworth Sleepiness Scale (ESS) and Pittsburgh Sleep Quality Index (PSQI). Results Between October 2019 and August 2022, 120 patients with median baseline AHI of 12.8 events/hour (IQR 9.2–18.5) were randomised; 59 to positional therapy and 61 to sham; 92 (77%) completed the trial. Positional therapy significantly reduced the AHI by −4.41 events/hour (95% CI −7.77 to –1.06; p=0.011) compared with sham, a 34% improvement. There was a significant improvement in PSQI: −1.0 (95% CI −2.1 to 0.0; p=0.04), but not ESS: −0.6 (95% CI −1.8 to 0.6; p=0.3), with positional therapy compared with sham (baseline ESS 8.8). Similar results were seen in younger (18–64) and older (≥65) age groups. Patients’ bed partners reported improvements in snoring and sleep quality for the patient and themselves. Over half of participants using the active device opted to continue. Conclusion Neck-worn positional therapy reduced the severity of OSA and improved sleep quality but not sleepiness, over 3 months. Bed partner’s reported improvements in snoring and sleep quality. Trial registration number [NCT04153240][1]. Data are available upon reasonable request. Anonymised data may be provided upon reasonable request within the scope of the ethical committee approval. [1]: /lookup/external-ref?link_type=CLINTRIALGOV&access_num=NCT04153240&atom=%2Fthoraxjnl%2Fearly%2F2025%2F09%2F24%2Fthorax-2024-222681.atom
期刊介绍:
Thorax stands as one of the premier respiratory medicine journals globally, featuring clinical and experimental research articles spanning respiratory medicine, pediatrics, immunology, pharmacology, pathology, and surgery. The journal's mission is to publish noteworthy advancements in scientific understanding that are poised to influence clinical practice significantly. This encompasses articles delving into basic and translational mechanisms applicable to clinical material, covering areas such as cell and molecular biology, genetics, epidemiology, and immunology.