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PICO
Question: Among children aged 5 to 15 years with sickle cell anemia, what are the risk factors associated with developing silent cerebral infarcts?
Question type: Descriptive
Study design: Cross-sectional
Investigators from 29 clinical sites in the United States conducted the Silent Cerebral Infarct Transfusion (SIT) Trial to assess the risk factors for silent cerebral infarcts (SCI). In this cross-sectional study, children with sickle cell anemia (SCA) between the ages of 5 and 15 years with no history of overt stroke or seizures were evaluated with magnetic resonance imaging (MRI) of the brain to screen for SCI. SCI was radiographically defined as MRI signal abnormality measuring at least 3 mm on the T-2 weighted images judged by two of three neuroradiologists on a central …
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