Results 21 to 30 of about 515,598 (363)

The causes and consequences of seasonal variation in COPD exacerbations [PDF]

open access: yes, 2014
Gavin C Donaldson, Jadwiga A Wedzicha Airways Disease Section, National Heart and Lung Institute, Imperial College London, London, UK Abstract: The time of year when patients experience exacerbations of chronic obstructive pulmonary disease is a much ...
Donaldson, G, Wedzicha, J
core   +2 more sources

Seasonal Sleep Variations and Their Association With Meteorological Factors: A Japanese Population Study Using Large-Scale Body Acceleration Data

open access: yesFrontiers in Digital Health, 2021
Seasonal changes in meteorological factors [e.g., ambient temperature (Ta), humidity, and sunlight] could significantly influence a person's sleep, possibly resulting in the seasonality of sleep properties (timing and quality).
Li Li   +4 more
doaj   +1 more source

Seasonal Poverty and Seasonal Migration in Asia [PDF]

open access: yesAsian Development Review, 2020
Four in five poor people in the Asia and Pacific region live in rural areas. Crop cycles in agrarian areas create periods of seasonal deprivation, or preharvest “lean seasons,” when work is scarce and skipped meals become frequent. In this paper, we document this phenomenon of seasonal poverty and discuss existing formal mechanisms for coping with it.
Ahmed Mushfiq Mobarak, Maira Emy Reimao
openaire   +3 more sources

Contrasting patterns of litterfall seasonality and seasonal changes in litter decomposability in a tropical rainforest region [PDF]

open access: yesBiogeosciences, 2014
The seasonality of litter inputs in forests has important implications for understanding ecosystem processes and biogeochemical cycles. We quantified the drivers of seasonality in litterfall and leaf decomposability using plots throughout the Australian ...
S. A. Parsons   +3 more
doaj   +1 more source

How does the seasonality influence utilitarian walking behaviour in different urbanization settings in Scotland? [PDF]

open access: yes, 2016
The relationship between the built environment and walking has been analyzed for decades. However, the seasonality effects on the relationship between the built environment and walking have not been well examined even though weather is one of the key ...
Hong, Jinhyun
core   +1 more source

Hydrological signatures describing the translation of climate seasonality into streamflow seasonality [PDF]

open access: yesHydrology and Earth System Sciences, 2020
Seasonality is ubiquitous in nature, and it is closely linked to water quality, ecology, hydrological extremes, and water resources management. Hydrological signatures aim at extracting information about certain aspects of hydrological behaviour ...
S. J. Gnann   +2 more
doaj   +1 more source

A cross-sectional study of factors affecting seasonality in bipolar disorder

open access: yesSouth African Journal of Psychiatry, 2014
Background. Researchers have evinced interest in the effect of seasonal variations on mood and behavioural patterns in affective disorders.  Objective.
Pankaj Kumar Mittal   +4 more
doaj   +1 more source

Autoregression as a means of assessing the strength of seasonality in a time series

open access: yesPopulation Health Metrics, 2003
Background The study of the seasonal variation of disease is receiving increasing attention from health researchers. Available statistical tests for seasonality typically indicate the presence or absence of statistically significant seasonality but do ...
Upshur Ross EG   +3 more
doaj   +1 more source

Seasonality of tuberculosis in the Republic of Korea, 2006-2016 [PDF]

open access: yesEpidemiology and Health, 2018
OBJECTIVES While the seasonality of notified tuberculosis has been identified in several populations, there is not a descriptive epidemiological study on the seasonality of tuberculosis in Korea.
Eun Hee Kim, Jong-Myon Bae
doaj   +1 more source

Dates of birth and seasonal changes in well-being among 4904 subjects completing the seasonal pattern assessment questionnaire [PDF]

open access: yes, 2007
Background: Abnormal distributions of birthdates, suggesting intrauterine aetiological factors, have been found in several psychiatric disorders, including one study of out-patients with Seasonal Affective Disorder (S.A.D.).
Cameron, Isobel M.   +4 more
core   +1 more source

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