WHAT IS ALREADY KNOWN ON THIS TOPIC
ARI
ACUTE RESPIRATORY INFECTION, VITAMIN D DEFICIENCY
Vitamin D deficiency (<50 nmol/L) is common among Australian First Nations infants at birth and linked to an increased risk of acute respiratory infection (ARI) hospitalisation in the first year of life. The most recent systematic review of clinical trials suggests that vitamin D supplementation could significantly reduce the risk of childhood ARI.