Table 1 Mental rotation and visual perspective-taking scores for HR and JB compared to WS and TD group means (SD)
|  | HR | JB | WS (N = 20) | TD 5 years (N = 16) | TD 6 years (N = 16) | TD 8 years (N = 17) | TD 10 years (N = 16) |
|---|---|---|---|---|---|---|---|
Chronological age (years; months) | 11;09 | 14;02 | 24;05 (10;07) | 5;06 (0;04) | 6;08 (0;03) | 8;03 (0;05) | 10;01 (0;04) |
Mental rotation (% correct rotation trials) | 64.29 | 89.29 | 52.86 (17.48) | 69.19 (24.11) | 70.54 (21.61) | 87.61 (8.29) | 89.73 (10.90) |
Perspective-taking (% correct L/R rotation trials) | 100 | 100 | 32.13 (14.93) | 46.88 (32.57) | 60.92 (30.52) | 91.27 (12.14) | 91.96 (13.77) |