Table 3.
Pairwise comparison between low expectancy (L), partial reinforcement (P), and high expectancy (H) cues.
| L-P | L-H | P-H | ||
|---|---|---|---|---|
| Stage 1: Fear conditioning | ||||
| Pupil dilation | t(62) p β |
-3.767 0.001∗∗∗ -0.530 |
-2.832 0.003∗∗ -0.399 |
0.936 0.177 0.132 |
| Dwell time | t(62) p β |
-3.910 0.001∗∗∗ -0.227 |
-0.400 0.001∗∗∗ -0.232 |
-0.090 0.536 -0.005 |
| Target fixation latency | t(108) p β |
1.882 0.031∗ 0.222 |
2.657 0.005∗∗ 0.313 |
0.775 0.219 0.091 |
| Distracter fixation latency | t(108) p β |
-1.411 0.081 -0.166 |
-2.596 0.005∗∗ -0.306 |
-1.186 0.119 -0.139 |
| Capture frequency (by shape) | t(62) p β |
1.791 0.039∗ 0.381 |
3.230 0.001∗∗∗ 0.687 |
1.439 0.077 0.306 |
| Stage 2: Visual search task | ||||
| Capture frequency | t(62) p β |
-1.755 0.042∗ -0.138 |
-3.172 0.001∗∗∗ -0.249 |
-1.418 0.081 -0.112 |
| Capture duration (by color) | t(21) p β |
-2.720 0.006∗∗ -0.247 |
-1.573 0.065 -0.142 |
1.137 0.134 0.104 |
Tests are one-sided and refer to the difference between means that is predicted by the contrast with the highest effect size in Table 2; ∗p < 0.05, ∗∗p < 0.01, and ∗∗∗p < 0.001. For example, tests for pupil dilation are L < P, L < H, and P > H.