TABLE 1.
Demographic characteristics of women with pregnancies complicated by fetal 47, XXY
| Prenatal diagnoses n = 37 |
Postnatal diagnosis n = 4 |
All n = 41 |
|
|---|---|---|---|
| Median maternal age at delivery (IQR) | 36 (32–40) | 37 (34–38.5) | 36 (32–39) |
| Median body mass index (IQR) | 25.6 (23.2–30.2) | 25.5 (20.3–30.5) | 25.6 (22.7–30.2) |
| Race/ethnicity – no. (%) | |||
| Non‐hispanic white | 26 (70.3) | 2 (50.0) | 28 (68.3) |
| Non‐hispanic black | 1 (2.7) | 0 (0) | 1 (2.4) |
| Hispanic or Latina | 3 (8.1) | 0 (0) | 3 (7.3) |
| Asian/Pacific islander | 6 (16.2) | 2 (50.0) | 8 (19.5) |
| Unknown | 1 (2.7) | 0 (0) | 1 (2.4) |
| Pre‐existing diabetes - no. (%) | 1 (2.7) | 0 (0) | 1 (2.4) |
| Chronic hypertension - no. (%) | 2 (5.4) | 1 (25.0) | 3 (7.3) |
| Substance use - no. (%) | 2 (5.4) | 0 (0) | 2 (4.9) |
| IVF conception - no. (%) | 6 (16.2) | 0 (0) | 6 (14.6) |
| Study site - no. (%) | |||
| University of California, San Francisco | 16 (43.2) | 2 (50.0) | 18 (43.9) |
| Johns Hopkins | 7 (18.9) | 2 (50.0) | 9 (21.9) |
| University of North Carolina | 7 (18.9) | 0 (0) | 7 (17.1) |
| Thomas Jefferson University | 7 (18.9) | 0 (0) | 7 (17.1) |