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. 2019 Mar 19;10:100157. doi: 10.1016/j.ynstr.2019.100157

Table 2.

Demographics of ABCD baseline data (n = 4,524): Participant sex.

Sex Total Singletons Twins/Multiples ACSa
Male 52.4% 53.3% 48.4% 51.2%
Female 47.5% 46.5% 51.6% 48.8%
a

ACS = American Community Survey: https://www.census.gov/programs-surveys/acs/.