Socioeconomic status and vitamin D deficiency among women of childbearing age: a population-based, case–control study in rural northern China

ObjectiveTo explore the association between socioeconomic status (SES) and vitamin D deficiency/insufficiency of women of childbearing age in rural northern China.DesignA population-based, case–control study was conducted.SettingFour counties of Henan Province, China from 2009 to 2010.Participants11...

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Veröffentlicht in:	BMJ open 2021-03, Vol.11 (3), p.e042227-e042227, Article 042227
Hauptverfasser:	Lin, Shiqi, Jiang, Lifang, Zhang, Yuan, Chai, Jian, Li, Jiajia, Song, Xinming, Pei, Lijun
Format:	Artikel
Sprache:	eng
Schlagworte:	Age Chronic illnesses Diabetes Education Expenditures General & Internal Medicine Health services Husbands Life Sciences & Biomedicine Medical personnel Medicine, General & Internal Metabolism Population Population-based studies Pregnancy Principal components analysis Public Health Science & Technology Socioeconomic factors Socioeconomic status Variables Vitamin D Vitamin deficiency Womens health
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Beschreibung
Zusammenfassung:	ObjectiveTo explore the association between socioeconomic status (SES) and vitamin D deficiency/insufficiency of women of childbearing age in rural northern China.DesignA population-based, case–control study was conducted.SettingFour counties of Henan Province, China from 2009 to 2010.Participants1151 non-pregnant healthy women between 18 and 40 years old.Primary and secondary outcome measuresSerum 25-hydroxyvitamin D (25(OH)D) levels were measured using high-performance liquid chromatography-tandem mass spectrometry. Vitamin D insufficiency was defined as serum 25(OH)D ≥20 ng/mL and
ISSN:	2044-6055 2044-6055
DOI:	10.1136/bmjopen-2020-042227