TABLE 2.
Performance per group on linguistic and cognitive measures.
| Mono HFA (n = 14) | Bi HFA (n = 13) | Mono TLD (n = 28) | Bi TLD (n = 30) | F-value | p-value | Tamhane post hoc | ||
| Syntactic abilities | M (SD) | 0.63 (0.24) | 0.58 (0.26) | 0.96 (0.06) | 0.85 (0.15) | 21.01 | <0.001 | (monoHFA = biHFA) |
| (maximum score 1) | Range | 0.03–0.93 | 0.17–0.93 | 0.83–1.00 | 0.43–1.00 | < biTLD < monoTLD | ||
| ToM (maximum 3) | M (SD) | 0.64 (0.74) | 1.0 (1.00) | 2.54 (0.69) | 1.97 (0.89) | 21.07 | <0.001 | (monoHFA = biHFA) |
| Range | 0–2 | 0–3 | 1–3 | 0–3 | < (biTLD = monoTLD) | |||
| Verbal Working Memory | M (SD) | 2.79 (1.31) | 1.85 (1.72) | 3.21 (0.92) | 3.07 (1.05) | 4.36 | <0.001 | All pair-wise |
| Range | 0–6 | 0–5 | 2–6 | 2–6 | comparisons were n.s. | |||
| Inhibition/Selective | M (SD) | 1.57 (1.60) | 1.75 (2.18) | 5.32 (2.28) | 5.03 (1.71) | 19.19 | <0.001 | (monoHFA = biHFA) |
| Attention (maximum score 10) | Range | 0–4 | 0–7 | 1–10 | 2–8 | < (biTLD = monoTLD) |