Christopher L Drake, Jane Yardley, Kate Pinner, Margaret Moline, Manoj Malhotra
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引用次数: 0
Abstract
Objective: Using data from a clinical study of lemborexant, evaluate responses to the Patient Global Impression-Insomnia (PGI-I) questionnaire, a simple 4-item questionnaire that assesses patients' perceptions of the effects of medication on sleep, which may help evaluate clinically meaningful changes from the patient's perspective.
Methods: Study E2006-G001-303, a 12-month, placebo (PBO)-controlled (first 6 months) Phase 3 study in adults with insomnia disorder, randomized subjects (1:1:1) to lemborexant 5 mg (LEM5; n=316), 10 mg (LEM10; n=315), or PBO (n=318). The second 6 months are not presented here. PGI-I results were analyzed post hoc in relation to patient-reported (subjective) sleep-onset latency (sSOL) and total-sleep-time (sTST).
Results: At 6 months: 67.3% (LEM5) and 68.8% (LEM10) of subjects reported positive effects of medication helping them sleep versus 45.0% (both p<0.0001) with PBO. Positive effects on "time to fall asleep" were reported by 72.8% (LEM5) and 73.1% (LEM10) versus 46.1% with PBO (p<0.0001), and 58.0% (LEM5) and 62.0% (LEM10) reported positive effects on sleep duration versus 39.9% with PBO (p<0.0001). Subjects reporting positive effects on "time to fall asleep" had greater change from baseline (CFB; improvement) at 6 months in median sSOL (in minutes; LEM5= -26.8; LEM10= -32.1; PBO= -17.5; p<0.01) versus those reporting negative effects (LEM5= -9.1; LEM10= -10.4; PBO= -8.6; LEM5 vs PBO, p=0.52; LEM10 vs PBO, p=0.69). For sTST (in minutes) at 6 months, mean CFB tended to be greater for subjects reporting positive (LEM5=81.2, LEM10=93.2, PBO=74.8; LEM5 vs PBO, p=0.28; LEM10 vs PBO, p=0.18) versus negative (LEM5=46.4, LEM10=35.0, PBO=38.6; LEM5 vs PBO, p=0.44; LEM10 vs PBO, p=0.52) effects, although this was not statistically significant.
Conclusion: Patient impressions of the effects of lemborexant were positive based on the PGI-I and reflected improvements in subjective sleep outcome measures, indicating that the brief PGI-I tool may be useful in clinical practice.
期刊介绍:
Nature and Science of Sleep is an international, peer-reviewed, open access journal covering all aspects of sleep science and sleep medicine, including the neurophysiology and functions of sleep, the genetics of sleep, sleep and society, biological rhythms, dreaming, sleep disorders and therapy, and strategies to optimize healthy sleep.
Specific topics covered in the journal include:
The functions of sleep in humans and other animals
Physiological and neurophysiological changes with sleep
The genetics of sleep and sleep differences
The neurotransmitters, receptors and pathways involved in controlling both sleep and wakefulness
Behavioral and pharmacological interventions aimed at improving sleep, and improving wakefulness
Sleep changes with development and with age
Sleep and reproduction (e.g., changes across the menstrual cycle, with pregnancy and menopause)
The science and nature of dreams
Sleep disorders
Impact of sleep and sleep disorders on health, daytime function and quality of life
Sleep problems secondary to clinical disorders
Interaction of society with sleep (e.g., consequences of shift work, occupational health, public health)
The microbiome and sleep
Chronotherapy
Impact of circadian rhythms on sleep, physiology, cognition and health
Mechanisms controlling circadian rhythms, centrally and peripherally
Impact of circadian rhythm disruptions (including night shift work, jet lag and social jet lag) on sleep, physiology, cognition and health
Behavioral and pharmacological interventions aimed at reducing adverse effects of circadian-related sleep disruption
Assessment of technologies and biomarkers for measuring sleep and/or circadian rhythms
Epigenetic markers of sleep or circadian disruption.