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Ambient temperature...
Ambient temperature and obstructive sleep apnea : effects on sleep, sleep apnea and morning alertness
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- Valham, Fredrik, 1972- (författare)
- Umeå universitet,Lungmedicin
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- Sahlin, Carin (författare)
- Umeå universitet,Lungmedicin
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- Stenlund, Hans (författare)
- Umeå universitet,Epidemiologi och global hälsa
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- Franklin, Karl A (författare)
- Umeå universitet,Kirurgi
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(creator_code:org_t)
- 2012-04-01
- 2012
- Engelska.
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Ingår i: Sleep. - Westchester : American Academy of Sleep Medicine. - 0161-8105 .- 1550-9109. ; 35:4, s. 513-517
- Relaterad länk:
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https://academic.oup...
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https://urn.kb.se/re...
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https://doi.org/10.5...
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Abstract
Ämnesord
Stäng
- Study Objectives: The aim of the study was to investigate the effect of ambient temperature on sleep, sleep apnea, and morning alertness in patients with obstructive sleep apnea. Design: Randomized controlled trial. Setting: In-hospital investigations. Participants: Forty patients with obstructive sleep apnea naive to treatment, with an apnea-hypopnea index of 10-30. Interventions: Three different nights in room temperatures of 16 degrees C, 20 degrees C, and 24 degrees C. Measurements: Overnight polysomnography and Karolinska Sleepiness Scale. Results: The obstructive apnea-hypopnea index was 30 +/- 17 at 16 degrees C room temperature, 28 +/- 17 at 20 degrees C, and 24 +/- 18 at 24 degrees C. The obstructive apnea-hypopnea index was higher at 16 degrees C room temperature versus 24 degrees C (P = 0.001) and at 20 degrees C room temperature versus 24 degrees C (P = 0.033). Total sleep time was a mean of 30 min longer (P = 0.009), mean sleep efficiency was higher (77 +/- 11% versus 71 +/- 13% respectively, P = 0.012), and the patients were significantly more alert according to the Karolinska Sleepiness Scale (P < 0.028) in the morning at 16 degrees C room temperature versus 24 degrees C. The amount of sleep in different sleep stages was not affected by room temperature. Conclusions: Untreated patients with obstructive sleep apnea sleep longer, have better sleep efficiency, and are more alert in the morning after a night's sleep at 16 degrees C room temperature compared with 24 degrees C, but obstructive sleep apnea is more severe at 16 degrees C and 20 degrees C compared with 24 degrees C.
Ämnesord
- MEDICIN OCH HÄLSOVETENSKAP -- Klinisk medicin -- Lungmedicin och allergi (hsv//swe)
- MEDICAL AND HEALTH SCIENCES -- Clinical Medicine -- Respiratory Medicine and Allergy (hsv//eng)
Nyckelord
- Sleep apnea syndromes
- sleep quality
- daytime sleepiness
- treatment
- ambient temperature
- polysomnography
- sleep stages
- sleep time
- randomized controlled trial
- medicin
- Medicine
Publikations- och innehållstyp
- ref (ämneskategori)
- art (ämneskategori)
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