Journal article

Vitamin D status in an Australian patient population: a large retrospective case series focusing on factors associated with variations in serum 25(OH)D

Veronica Tsin Fong Voo, Jim Stankovich, Terence J O'Brien, Helmut Butzkueven, Mastura Monif

BMJ Open | BMJ PUBLISHING GROUP | Published : 2020


OBJECTIVES: To investigate whether sex, age, medical specialty and seasonal variations in serum concentration of 25-hydroxy vitamin D (25(OH)D) are evident among an Australian patient population. DESIGN: Retrospective study analysing the results of serum 25(OH)D lab tests and vitamin D supplementation from Royal Melbourne Hospital (RMH) between 2014 and 2017. SETTING: Tertiary healthcare centre in Victoria, Australia. PARTICIPANTS: 30 023 patients (inpatient and outpatient) who had their serum 25(OH)D levels measured at RMH between 2014 and 2017. MAIN OUTCOME MEASURES: Serum 25(OH)D levels stratified according to patients' sex, age and medical specialty admitted to, as well as the season and..

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