Table 1.
Demographics, ABM Bias Scores, and Flanker Task Behavior
| Group | |||
|---|---|---|---|
| ABM-before (n = 29) |
ABM-after (n = 26) |
t or χ2 | |
| Demographics | |||
| Age (years) | 20.59 (6.38) | 18.93 (0.96) | t = 1.38 |
| Sex (% Female) | 48.1% | 52.0% | χ2 = 0.01 |
| Ethnicity | χ 2 = 4.24 | ||
| Caucasian | 44.8% | 25.9% | |
| Black | 6.9% | 3.7% | |
| Hispanic | 3.4% | 14.8% | |
| Asian | 41.4% | 48.1% | |
| Other | 3.4% | 7.4% | |
| DASS-Depression | 2.34 (2.64) | 3.65 (3.30) | t = −1.64 |
| DASS-Anxiety | 2.31 (2.11) | 2.92 (2.70) | t = −0.94 |
| DASS-Stress | 4.45 (2.92) | 4.54 (3.72) | t = −0.10 |
| ABM Bias Scores | |||
| Average Bias (ms) | |||
| Positive | −26.56 (42.75) | −27.48 (34.21) | t = 0.09 |
| Negative | −1.34 (34.47) | −3.45 (22.20) | t = 0.26 |
| Change in Bias (β) | |||
| Positive | .19 (0.61) | .28 (0.66) | t = −0.49 |
| Negative | .13 (0.76) | .23 (0.74) | t = −0.48 |
| Flanker Task Behavior | |||
| Accuracy (%) | 88.73 (3.72) | 87.99 (4.62) | t = 0.66 |
| Correct RT (ms) | 387.63 (37.69) | 394.44 (31.71) | t = −0.32 |
| Error RT (ms) | 326.17 (45.08) | 329.56 (30.76) | t = −0.71 |
Note. Standard deviations are presented in parentheses. ABM = attention bias modification; DASS = Depression Anxiety Stress Scale; ms = milliseconds; RT = reaction time.