Validation of the Arabic version of the reduced Horne-Östberg Morningness- Eveningness Questionnaire (rMEQ)

Research Square (Research Square), Journal Year: 2024, Volume and Issue: unknown

Published: May 16, 2024

Introduction: Individual differences in sleep-wake cycles give rise to 'morningness-eveningness' or 'chronotypes'. Chronotype preferences are governed by internal circadian rhythms and influenced external cues. The assessment of chronotypes is essential for understanding these preferences, the Reduced Morningness-Eveningness Questionnaire (rMEQ) has been developed this purpose. purpose study was examine Arabic rMEQ's psychometric properties terms validity, reliability measurement invariance young adults. Methods: Three hundred thirty Arabic-speaking participants from general population Lebanon, comprising 67.3% females with a mean age 21.75 ± 2.43 years (range: 18-33), were recruited study. asked fill out an online questionnaire consisting versions rMEQ, Pittsburgh Sleep Quality Index (PSQI), Lebanese Anxiety Scale (LAS). Results: Confirmatory factor analysis (CFA) indicated modest fit one-factor model rMEQ. Internal good, ω = .75 α .70. Additionally, cross-sex showed support configural, metric, scalar invariance, no significant rMEQ scores between males females. Concurrent validity revealed moderate correlations higher lower depression, better sleep quality, anxiety. Conclusion: version demonstrated adequate adult population. CFA results model, suggesting that measures same underlying construct as original version. Overall, appears be valid reliable tool evaluating morningness-eveningness adults, potential applications cross-cultural chronotype studies.

Language: Английский

Correspondence to “association of sleep patterns and cardiovascular disease risk is modified by glucose tolerance status”

Diabetes/Metabolism Research and Reviews, Journal Year: 2024, Volume and Issue: 40(4)

Published: May 1, 2024

Abstract After reading the article written by Wang et al., we have encountered several concerns that may compromise credibility of article. There are some factors, such as changes in sleep patterns, glucose tolerance status, and use hypnotics, which interfere with research results. Additionally, design pattern could lead to biased outcomes. Therefore, writing this letter recommend further should take these into consideration.

Language: Английский

Association between social jetlag and anxiety symptoms: findings from a nationally representative sample of the Korean working population

Sleep Medicine, Journal Year: 2024, Volume and Issue: unknown

Published: Dec. 1, 2024

Language: Английский