Table 1.
Sample demographics
| Statistic | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Total | XX | XY | XXX | XXY | XYY | XXYY | SCA vs. controls | Comparing all groups | Comparing SCA groups only | |
| Total N | 241 | 59 | 72 | 27 | 41 | 22 | 20 | |||
| Age, M (SD) [range 4.9 to 25.8 years] | 13.3 (4.3) | 13.2 (3.3) | 13.2 (3.3) | 12.3 (4.6) | 14.1 (5.2) | 12.3 (4.8) | 14.6 (6.5) | t = − 0.4 | F = 1.2 | F = 1.3 |
| Prenatal diagnosis (N) | 49 (45%) | NA | NA | 20 (74%) | 21 (51%) | 8 (36%) | 0 | – | – | χ2 = 27.0** |
| Postnatal diagnosis (N) | 61 (55%) | NA | NA | 7 (26%) | 20 (49%) | 14 (64%) | 20 (100%) | – | – | |
| SES^a (MacArthur Score ^b) M (SD) | 46.9 (18.9) | 39.9 (17.2) | 46.8 (18.6) | 43.2 (16.9) | 52.9 (18.9) | 58.2 (19.4) | 47.9 (19.3) | t = − 2.9* | F = 4.5** | F = 3.0* |
The MacArthur Scale of Subjective Social Status. Psychosocial Research Notebook
*p < .05
**p < .001
^a Socioeconomic status
^b Adler, N. E., Stewart, J., et al. [46]