Table 2.
Estimated marginal means (standard errors) of accuracy and reaction time.
| Condition | HBO (n = 16) |
HC (n = 15) |
||
|---|---|---|---|---|
| Accuracya | RT | Accuracya | RT | |
| No picture | ||||
| 0-Back | 35.1 (0.31) | 471.7 (17.5) | 35.1 (0.33) | 487.3 (18.1) |
| 2-Back | 33.9 (0.65) | 612.3 (61.7) | 33.4 (0.67) | 623.7 (63.7) |
| Neutral face | ||||
| 0-Back | 34.8 (0.31) | 522.9 (23.0) | 35.3 (0.32) | 527.9 (23.7) |
| 2-Back | 34.1 (0.67) | 632.7 (57.6) | 32.5 (0.69) | 644.9 (59.5) |
| Fearful face | ||||
| 0-Back | 35.3 (0.55) | 517.3 (21.7) | 34.5 (0.57) | 534.1 (22.5) |
| 2-Back | 33.8 (0.84) | 645.0 (57.4) | 33.1 (0.87) | 676.4 (59.3) |
| Happy face | ||||
| 0-Back | 35.3 (0.34) | 515.4 (25.2) | 35.1 (0.35) | 559.2 (26.1) |
| 2-Back | 33.6 (0.87) | 647.7 (62.7) | 32.5 (0.90) | 682.4 (64.8) |
HBO, healthy offspring having a parent diagnosed with bipolar disorder; HC, healthy control offspring of healthy parents; RT, reaction time.
a
The maximum accuracy rate is 36 (3 runs of 12 trials per condition).