[HTML][HTML] Measuring subjective sleep quality: a review

M Fabbri, A Beracci, M Martoni, D Meneo… - International journal of …, 2021 - mdpi.com
Sleep quality is an important clinical construct since it is increasingly common for people to
complain about poor sleep quality and its impact on daytime functioning. Moreover, poor …

Structural validity of the Insomnia Severity Index: A systematic review and meta-analysis

MD Manzar, HA Jahrami, AS Bahammam - Sleep medicine reviews, 2021 - Elsevier
The factor structure of the Insomnia Severity Index (ISI) is discussed, with examples being
drawn from about 13 disparate reported models. A systematic appraisal of procedural details …

The prevalence of depression, anxiety, and sleep disturbances in COVID‐19 patients: a meta‐analysis

J Deng, F Zhou, W Hou, Z Silver… - Annals of the new …, 2021 - Wiley Online Library
Evidence from previous coronavirus outbreaks has shown that infected patients are at risk
for developing psychiatric and mental health disorders, such as depression, anxiety, and …

Physical activity and sleep quality in relation to mental health among college students

AK Ghrouz, MM Noohu, M Dilshad Manzar… - Sleep and …, 2019 - Springer
Objective To examine the associations and interactive effects of physical activity and sleep
quality on mental health among Indian college students. Method A cross-sectional study was …

[HTML][HTML] Effect of Ashwagandha (Withania somnifera) extract on sleep: A systematic review and meta-analysis

KL Cheah, MN Norhayati, LH Yaacob, RA Rahman - PloS one, 2021 - journals.plos.org
Objective To determine the effect of Ashwagandha extract on sleep. Methods A
comprehensive search was conducted in CENTRAL, MEDLINE, SCOPUS, Google Scholars …

[HTML][HTML] Dimensionality of the Pittsburgh Sleep Quality Index: a systematic review

MD Manzar, AS BaHammam, UA Hameed… - Health and quality of life …, 2018 - Springer
Abstract Background The Pittsburgh Sleep Quality Index (PSQI) dimensionality is much
debated, with the greatest number of reported factor structures. Therefore, this review …

Psychometric analysis of the perceived stress scale among healthy university students

S Anwer, MD Manzar, AH Alghadir… - Neuropsychiatric …, 2020 - Taylor & Francis
Background There is a gradual increase in the prevalence of stress during professional
courses. Previous studies reported a high incidence of stress among university students …

[HTML][HTML] The relationship between dry eye and sleep quality

MS Magno, TP Utheim, H Snieder, CJ Hammond… - The Ocular Surface, 2021 - Elsevier
Purpose Sleep is an important determinant of health and quality of life. This study aimed to
clarify the association between dry eye and sleep quality using a large population-based …

[HTML][HTML] Nutritional status is associated with health-related quality of life, physical activity, and sleep quality: a cross-sectional study in an elderly Greek population

SK Papadopoulou, M Mantzorou, G Voulgaridou… - Nutrients, 2023 - mdpi.com
This study aims to explore the associations between nutritional status and health-related
quality of life, physical activity, and sleep quality in older exclusively Caucasian adults from …

[HTML][HTML] Psychometric properties of the perceived stress scale in Ethiopian university students

MD Manzar, M Salahuddin, S Peter, A Alghadir… - BMC public health, 2019 - Springer
Background Stress is a common psychological condition usually associated with many
psycho-physical disorders. Stress and its risk factors are frequently seen in Ethiopians …