Table 2.
Response time and accuracy measures for subjects with pediatric bipolar disorder (PBD) and healthy controls (HC) at baseline and follow-up
| PBD (n=17)
|
HC (n=13)
|
|||||||
|---|---|---|---|---|---|---|---|---|
| Mean (SD)
|
% (SD)
|
Mean (SD)
|
% (SD)
|
|||||
| Baseline | Follow-up | Baseline | Follow-up | Baseline | Follow-up | Baseline | Follow-up | |
| Response time (in ms) | ||||||||
| Angry face emotion | 1,083 (295) | 1,002 (232) | 916 (130) | 898 (207) | ||||
| Happy face emotion | 1,022 (254) | 889 (110) | 887 (140) | 806 (207) | ||||
| Neutral face emotion | 995 (230) | 945 (147) | 918 (115) | 880 (182) | ||||
| Total average | 1,033 (260) | 945 (163) | 907 (128) | 861 (199) | ||||
| Accuracya | ||||||||
| Angry face emotion | .90 (.08) | .88 (.12) | .96 (.04) | .97 (.06) | ||||
| Happy face emotion | .92 (.07) | .92 (.10) | .97 (.06) | .96 (.08) | ||||
| Neutral face emotion | .90 (.08) | .89 (.12) | .96 (.04) | .96 (.07) | ||||
| Total average | .91 (.08) | .90 (.11) | .95 (.05) | .96 (.07) | ||||
a
Significant group effect (p=.004) for accuracy. The PBD group exhibited lower accuracy relative to HC across face emotion conditions. There were no significant group differences for RT