Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Selected demographic information of recruited study participants
| Characteristics | Males (129) | Females (91) |
|---|---|---|
| Gestational corrected age (initial scan, days) | 594.4 ± 455.1 | 519.9 ± 429.5 |
| Gestation duration (weeks) | 39.5 ± 1.2 | 39.5 ± 1.3 |
| Ethnicity (Hispanic/non-Hispanic/not reported) | 25/82/22 | 15/67/9 |
| Race (African American/Asian/Caucasian/mixed race/unknown or not reported) | 11/1/74/20/23 | 7/2/61/10/11 |
