|  | N | M | Median | SD | Range |
---|
FW span | 22q11DS | 36 | 2.86 | 3.0 | 0.83 | 1–5 |
 | TD | 78 | 3.51 | 4.0 | 0.94 | 1–6 |
BW span | 22q11DS | 36 | 1.81 | 2.0 | 0.82 | 1–3 |
 | TD | 77 | 2.43 | 2.0 | 1.14 | 1–6 |
- The maximum span for the FW condition is 9 and 6 for the BW condition
- Abbreviations: 22q11DS 22q11.2 deletion syndrome, BW backward, FW forward, SD standard deviation, TD typically developing