Participant Demographic Characteristics at the Time of the Summer Research Experience, ABC (1997–1999, 2001–2012) & UTP (2001–2012)*.

ABC = Apprenticeship Bridge to College, UTP = Undergraduate Training Program, GPA = Grade Point Average, STEM = Science, Technology, Engineering, Math.*Percentages were calculated based on valid data (excluding missing data) and may not add to one-hundred due to rounding.aAs indicated on program application and just prior to participation.bFor our purposes, a socioeconomically disadvantaged (SED)-population serving school included CA public high schools where the socioeconomically disadvantaged student population percent ≥50% and/or the high school academic performance index (API) www.cde.ca.gov/ta/ac/ap/).cParticipant’s college/university was designated an accredited postsecondary Minority Institution by the U.S. Department of Education and/or designated a Hispanic Serving/High Hispanic Enrollment Institution or designated a Historically Black College/University.dCurrent NIH Biomedical Research Training Inclusion Criteria for Underrepresented Minorities (URM) includes African Americans/Blacks, Hispanics/Latinos, Native Americans/American Indians and Pacific Islanders.Participant Demographic Characteristics at the Time of the Summer Research Experience, ABC (1997–1999, 2001–2012) & UTP (2001–2012)*.