Table 4.
Mean Latency to Shift and No-shift Percentage (and Standard Deviation) for LRC, HRA−, and HRA+
| LRC | HRA− | HRA+ | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Fearful | Happy | Neutral | Fearful | Happy | Neutral | Fearful | Happy | Neutral | |
| 6 months | |||||||||
| Latency (ms) | 487 (124) | 480 (123) | 480 (141) | 450 (131) | 445 (98) | 442 (156) | 437 (116) | 416 (76) | 482 (76) |
| No-Shift % | 16.3 (18.6) | 10.0 (15.7) | 9.3 (15.2) | 8.0 (9.4) | 3.9 (10.4) | 1.7 (6.5) | 14.4 (16.6) | 9.1 (8.4) | 5.8 (7.5) |
| 9 months | |||||||||
| Latency (ms) | 484 (144) | 461 (143) | 476 (169) | 519 (174) | 462 (158) | 495 (141) | 492 (134) | 469 (133) | 382 (85) |
| No-Shift % | 9.3 (17.1) | 11.9 (17.4) | 5.9 (11.0) | 15.0 (14.9) | 11.2 (13.8) | 11.5 (14.1) | 13.1 (13.9) | 7.9 (13.2) | 10.7 (12.7) |
| 12 months | |||||||||
| Latency (ms) | 458 (143) | 430 (137) | 448 (184) | 458 (117) | 437 (105) | 404 (102) | 548 (194) | 491 (158) | 529 (194) |
| No-Shift % | 14.2 (18.6) | 10.4 (16.5) | 6.6 (11.4) | 13.5 (14.9) | 10.3 (13.7) | 6.1 (11.1) | 18.9 (18.8) | 18.7 (18.3) | 14.0 (19.7) |
Note: Latency is time (in ms) to shift attention from emotional face to peripheral distractor; No-shift % is percentage of valid trials on which no shift was made within 1500ms of distractor onset.