| Postoperative mood outcome | Contralateral hippocampal volume (cm3) (SD) | Ipsilateral hippocampal volume (cm3) (SD) |
| Mesial temporal resection (N = 26) | ||
| Depressed (n = 11) | 3.504 (1.007)* | 2.865 (0.758) |
| Not depressed (n = 15) | 4.149 (0.5) | 3.047 (1.065) |
| Non-mesial temporal resection (N = 16) | ||
| Depressed (n = 3) | 3.901 (0.413) | 3.727 (0.281) |
| Not depressed (n = 13) | 3.999 (0.635) | 3.851 (0.465) |
| Left | Right | |
| Controls (N = 40) | 3.7 (0.45) | 3.83 (0.56) |
*p<0.01.