Table 1.
Demographics; cognitive and behavioral results.
| 49,XXXXY |
46,XY |
|||||
|---|---|---|---|---|---|---|
| Mean (SD) | N | Mean (SD) | N | t | P | |
| Age, y | 11.6 (4.7) | 14 | 11.6 (4.5) | 42 | 0.1 | .961 |
| Height, in | 56.8 (9.9) | 14 | 58.7 (10.1) | 41 | 0.6 | .529 |
| Weight, lb | 107.6 (71.5) | 14 | 107.5 (49.8) | 42 | 0.0 | .995 |
| Tanner stage | 2.0 (1.3) | 10 | 2.7 (1.4) | 38 | 1.5 | .161 |
| SES | 56.8 (23.9) | 14 | 51.7 (21.3) | 42 | 0.7 | .484 |
| Full scale IQ | 60.9 (9.9) | 8 | 114.9 (12.2) | 41 | 13.5 | < .001a |
| Verbal IQ | 63.6 (11.4) | 8 | 113.7 (14.6) | 39 | 10.8 | < .001a |
| Performance IQ | 63.3 (9.0) | 8 | 112.3 (12.3) | 39 | 13.1 | < .001a |
| ABAS composite GAC | 61.9 (14.3) | 8 | 111.4 (8.6) | 11 | 8.7 | < .001a |
| PPVT standard score | 65.0 (19.9) | 9 | ||||
| PPVT age equivalent, y | 5.2 (2.2) | 10 | ||||
| CBCL total problems | 63.4 (7.7) | 12 | 40.3 (8.7) | 32 | 8.5 | < .001a |
| CBCL internalizing | 60.7 (7.7) | 12 | 42.3 (7.6) | 32 | 7.1 | < .001a |
| CBCL anxious/depressed | 57.3 (5.4) | 12 | 50.8 (2.2) | 32 | 4.1 | .001a |
| CBCL withdrawn/depressed | 59.5 (6.8) | 12 | 51.0 (2.3) | 32 | 4.2 | .001a |
| CBCL somatic complaints | 62.5 (8.3) | 12 | 51.9 (4.2) | 32 | 4.2 | .001a |
| CBCL externalizing | 59.8 (10.6) | 12 | 43.3 (8.1) | 32 | 4.9 | < .001a |
| CBCL rule-breaking behavior | 58.7 (7.1) | 12 | 51.4 (3.0) | 32 | 3.4 | .005a |
| CBCL aggressive behavior | 62.2 (9.9) | 12 | 51.2 (3.3) | 32 | 3.8 | .003a |
| CBCL social problems | 66.3 (7.2) | 11 | 50.1 (2.6) | 31 | 6.9 | < .001a |
| CBCL thought problems | 61.8 (10.0) | 12 | 50.6 (2.0) | 32 | 3.8 | .003a |
| CBCL attention problems | 59.7 (5.6) | 12 | 50.8 (1.9) | 32 | 5.4 | < .001a |
All cognitive and behavioral t-tests survived Bonferroni adjustment except rule-breaking behavior.
a
Statistically significant.