Table 1.
Dup15q syndrome reference cohort. Cognitive ability is reported as developmental quotient derived (DQ) from age-appropriate developmental scales. Calculations of mean and standard deviation (SD) for DQ scores ignore missing data reported in rows ‘missing DQ’ row
| Interstitial | Isodicentric | Total | |
|---|---|---|---|
| Dup15q reference cohort | 13 | 14 | 27 |
| Dup15q age (months, mean ± SD) | 80.0 ± 42.7 (min = 9, max = 175) | 56.9 ± 37.0 (min = 18, max = 156) | 68.0 ± 40.8 (min = 9, max = 175) |
| Dup15q DQ (mean ± SD) | 45.2 ± 23.7 | 35.8 ± 16.8 | 40.5 ± 20.6 |
| Dup15q missing DQ | 1 | 2 | 3 |
| Dup15q ADOS calibrated severity score | 6.13 ± 2.59 | 7.33 ± 1.44 | 6.85 ± 2.01 |
| Dup15q missing ADOS | 5 | 2 | 7 |
| TD sample | N/A | N/A | 14 |
| TD age (months, mean ± SD) | N/A | N/A | 55.0 ± 28.5 (min = 16, max = 111) |
| TD DQ (mean ± SD) | N/A | N/A | 118 ± 15.5 |