Vitamin D deficiency and depression in adults: systematic review and meta-analysis

@article{Anglin2013VitaminDD,
  title={Vitamin D deficiency and depression in adults: systematic review and meta-analysis},
  author={Rebecca E. S. Anglin and Zainab Samaan and Stephen D. Walter and Sarah Diana McDonald},
  journal={British Journal of Psychiatry},
  year={2013},
  volume={202},
  pages={100 - 107}
}
Background There is conflicting evidence about the relationship between vitamin D deficiency and depression, and a systematic assessment of the literature has not been available. Aims To determine the relationship, if any, between vitamin D deficiency and depression. Method A systematic review and meta-analysis of observational studies and randomised controlled trials was conducted. Results One case-control study, ten cross-sectional studies and three cohort studies with a total of 31 424… 
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TLDR
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TLDR
Vitamin D deficiency is associated with late-life depression in northern latitudes and this association was not modified by season of examination.
Vitamin D and the occurrence of depression: causal association or circumstantial evidence?
TLDR
It is premature to conclude that vitamin D status is related to the occurrence of depression, but important questions persist concerning how vitamin D may affect monoamine function and hypothalamic-pituitary-adrenal axis response to stress.
An Exploratory Study of Postpartum Depression and Vitamin D
TLDR
A significant relationship over time was found between low 25(OH)D levels and high EPDS scores, indicative of postpartum depression.
Serum vitamin D concentrations are related to depression in young adult US population: the Third National Health and Nutrition Examination Survey
TLDR
Women, non-Hispanic blacks, persons living below poverty, persons who did not consume supplements, Persons living in South and West regions and in urban areas, persons with higher BMI, and persons with current depression had higher prevalence of vitamin D deficiency compared to their counterparts.
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TLDR
Vitamin D insufficiency, as reflected by low 25(OH)D serum concentrations, was a universal finding in this group of women, suggesting the need for widespread education and intervention in this and other immigrant groups at northern latitudes.
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TLDR
Overall, this study did not provide evidence linking higher blood vitamin D levels with decreased depressive symptoms, but the suggestive inverse association in sun-deprived season warrants further investigation.
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TLDR
Comparing the six month mean MCS scores showed there was no significant difference between the two scores, so Supplementing elderly women with 800 IU of vitamin D daily did not lead to an improvement in mental health scores.
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TLDR
It is suggested that hypovitaminosis D is a risk factor for the development of depressive symptoms in older persons and the strength of the prospective association is higher in women than in men.
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