According to a report from the University of Pittsburghs Graduate College of Public Health.

Swelling is thought to be a fundamental component of heart assault, stroke, kidney and diabetes disease, all of which strike African Americans in higher proportions than whites. Related StoriesMedUni Vienna researchers discover genetic reason behind a rare diseaseNew medical trial on breast cancers may help deal with and control diseaseMoffitt Cancer tumor Center study finds link between common gene mutations and tumor immune surveillanceSpecifically, scientists compared genetic data on 179 African-American and 396 white ladies who sought prenatal care and delivered uncomplicated, solitary, 1st births at Magee-Womens Hospital of the University of Pittsburgh Medical Center between 1997 and 2001.If there is no development, or if the volume-doubling time was more than 600 days, the screen was classified as harmful. If the volume-doubling period was significantly less than 400 days, or if a new solid component got emerged in a nonsolid nodule previously, the scan was regarded as positive. When the volume-doubling period was 400 to 600 days, the check result was regarded as indeterminate and a follow-up scan was attained 12 months after the second-round scan. At that time, if the volume-doubling period was significantly less than 400 days, the final result was regarded as positive; it was regarded as negative otherwise.