Table 1.
Neuronal responses to task-related stimuli
| Event
|
|||||
|---|---|---|---|---|---|
| Effort Task (n=135) | Lever Press* |
Reward
|
|||
| Low Cost | Cue | Pre | Post | Pre | Post |
| Increase | 41 (30.4) | 27 (20.0) | n/a | n/a | 36 (26.7) |
| Decrease | 30 (22.2) | 47 (34.8) | n/a | n/a | 52 (38.5) |
| Total | 71 (52.6) | 74 (54.8) | n/a | n/a | 88 (65.2) |
| High Cost | |||||
| Increase | 31 (23.0) | 26 (19.3) | 30 (22.2) | 26 (19.3) | 42 (31.1) |
| Decrease | 30 (22.2) | 41 (30.4) | 45 (33.3) | 48 (35.6) | 45 (33.3) |
| Total | 61 (45.2) | 67 (49.6) | 75 (55.6) | 74 (54.8) | 87 (64.4) |
| Delay Task (n=95) | |||||
| Immediate Reward | |||||
| Increase | 14 (14.7) | 25 (26.3) | n/a | n/a | 30 (31.6) |
| Decrease | 28 (29.5) | 28 (29.5) | n/a | n/a | 28 (29.5) |
| Total | 42 (44.2) | 53 (55.8) | n/a | n/a | 58 (61.1) |
| Delayed Reward | |||||
| Increase | 13 (13.7) | 20 (21.1) | 29 (30.5) | 15 (15.8) | 22 (23.2) |
| Decrease | 18 (18.9) | 22 (23.2) | 31 (32.6) | 22 (23.2) | 30 (31.6) |
| Total | 31 (32.6) | 42 (44.2) | 60 (63.2) | 37 (38.9) | 52 (54.7) |
Numbers expressed as count (percentage of total)
*
For high cost trials where multiple presses occurred, the first press is used for calculations