Table 1.
Average RTs (ms) and standard deviations for target-present and target-absent trials and differences between the reaction time for infant faces and that for adult faces.
| Set size | 3 | 4 | 6 | |||
|---|---|---|---|---|---|---|
| M | SD | M | SD | M | SD | |
| TARGET PRESENT | ||||||
| Adult target | 855.259 | 155.215 | 873.335 | 117.583 | 972.834 | 123.608 |
| Infant target | 843.201 | 135.803 | 875.097 | 137.499 | 963.807 | 90.290 |
| Difference | –12.059 | 50.304 | 1.762 | 70.636 | –9.027 | 65.710 |
| TARGET ABSENT | ||||||
| Adult all | 856.670 | 149.689 | 860.864 | 120.309 | 1046.755 | 138.065 |
| Infant all | 742.284 | 102.438 | 752.219 | 101.178 | 937.447 | 105.662 |
| Difference | –114.386 | 68.782 | –108.645 | 64.621 | –109.308 | 86.976 |