The Participant Frequency Tool allows users to filter available studies by key data elements (e.g., age, genotype) to identify the number of participants in each study.
Participant Counts for Studies (0)
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* Participants may have participated in multiple studies.
1,220 of the SCDIC-I Registry participants are also in the SCD-NHDR study.
553 of the SCD-NHDR participants are also in the REAL Answers study.
503 participants are in all 3 studies (SCDIC-I Registry, SCD-NHDR, and REAL Answers).