FIG. 1.

Mean (±SEM) time (sec) to maintain balance on an elevated narrow beam before and after TBI or SHAM injury, as well as drug treatment. All TBI groups demonstrated significant deficits relative to the SHAM group on days 1–5, but there no differences among the TBI drug conditions. There were no differences among any of the groups on postoperative days 48 or 108. **p<0.001 versus all TBI groups on days 1–5. TBI, traumatic brain injury; VEH, vehicle; HAL, haloperidol; RISP, risperidone; BRO, bromocriptine.