Table 3.
Mean (M), standard deviation (SD), and sample size (n) of child multisensory attention skills for social events on high competition trials, parent language input, and child language outcomes at 12, 18, and 24 months (N = 97).
| 12 months |
18 months |
24 months |
|||||||
|---|---|---|---|---|---|---|---|---|---|
| M | SD | n | M | SD | n | M | SD | n | |
| Multisensory Attention Skills | |||||||||
| Intersensory Matching | 0.50 | 0.11 | 75 | 0.49 | 0.11 | 71 | 0.51 | 0.08 | 54 |
| Sustained Attention | 0.45 | 0.20 | 78 | 0.47 | 0.20 | 74 | 0.51 | 0.16 | 54 |
| Speed of Shifting | 1.34 | 0.65 | 76 | 1.46 | 0.91 | 71 | 1.32 | 0.53 | 53 |
| Parent Language Input | |||||||||
| Quality – Types | 13.31 | 4.57 | 84 | 14.96 | 4.77 | 76 | 18.00 | 5.55 | 70 |
| Quantity – Tokens | 49.65 | 21.97 | 84 | 57.01 | 23.35 | 76 | 66.61 | 21.00 | 70 |
| Child Speech Production | |||||||||
| Quality – Types | -- | -- | -- | 0.65 | 0.75 | 76 | 2.70 | 2.09 | 70 |
| Quantity – Tokens | -- | -- | -- | 1.50 | 1.80 | 76 | 6.13 | 5.24 | 70 |
| Child Vocabulary Size | |||||||||
| Receptive Vocabulary | -- | -- | -- | 231.67 | 148.90 | 51 | -- | -- | -- |
| Expressive Vocabulary | -- | -- | -- | 61.75 | 77.93 | 51 | 275.37 | 180.00 | 51 |