Table 4.
Correlations between gaze measures and score on the MacArthur-Bates Communicative Development Inventories: Words and Sentences, Short Form A (a measure of expressive vocabulary), for nouns and verbs.
| Measure | 1 |
2 |
3 |
|||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Proportion of trials with ≥ 15% target preference increase |
Latency of the first look to the target (excluding the first 50 ms) |
Fixation density |
||||||||
| 300–1800 ms |
300–6000 ms |
300–1800 ms |
300–6000 ms |
|||||||
| r | p | r | p | r | p | r | p | r | p | |
| Nouns | .36 | .02* | .26 | .1 | −.33 | .04* | −.36 | .03* | −.20 | .2 |
| Verbs | .12 | .2 | .37 | .02* | −.27 | .09 | .35 | .03* | −.13 | .4 |
Note. Measures 1 and 3 are each evaluated in two time windows.
*
p < .05.