Petri MA, Barr E, Magder LS. Development of a systemic lupus erythematosus cardiovascular risk equation. Lupus Science & Medicine 2019;6:e000346. doi: 10.1136/lupus-2019-000346.
The article has been corrected since it was published online. In the Results section (page 4), the third paragraph (column 1) should read as
The HRs in table 4 can be used to calculate the 10-year risk for a patient with any risk factor profile using the formula:
Risk=1−0.975HR
where HR is the hazard ratio for that patient relative to a non-smoking female aged 50 years with systolic blood pressure=120 mm Hg, total serum cholesterol exceeding 150 mg/dL, and no diabetes and no SLE risk factors