Key clinical point: Frequency of childhood-onset SLE shows marked seasonal variation in birth months; adult-onset SLE does not.
Major finding: Nearly half of all individuals with childhood-onset SLE are born during the 3 winter months.
Study details: This was a cross-sectional study of the birth months of 98 patients with childhood-onset SLE, 662 with adult-onset SLE, and 700 healthy controls.
Disclosures: The presenter reported having no financial conflicts regarding her study, funded largely by the Brazilian National Council for Scientific and Technological Development.
Reporting from LUPUS 2019