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. Author manuscript; available in PMC: 2015 May 15.
Published in final edited form as: Biol Psychiatry. 2013 Oct 19;75(10):807–816. doi: 10.1016/j.biopsych.2013.09.010

Table 2.

Distribution of NAc Cellular Activity During Reward Period

Total Cells (n = 339) Reward
Early Late
Large Reward 99/339 (29%) 111/339 (33%)
        Excitation 40/99 (40%) 39/111 (36%)
        Inhibition 59/99 (60%) 72/111 (65%)
Small Reward 124/339 (37%) 128/339 (38%)
        Excitation 47/124 (38%) 53/128 (41%)
        Inhibition 77/124 (62%) 75/128 (59%)
Omission 80/339 (24%) 107/339 (32%)
        Excitation 39/80 (49%) 74/107 (69%) *
        Inhibition 41/80 (51%) 33/107 (31%) *
*

signifies p<0.05 compared to early omission period