| Variable | SE Overlap? | 12 Years | ||
| Iris Murdoch | P.D. James | Iris Murdoch | P.D. James | |
| Sensory | No | No | Higher | Lower |
| Visual Sensory | No | No | Higher | Lower |
| Auditory Sensory | No | No | Higher | Lower |
| Haptic Sensory | Yes | No | Higher | Lower |
| Olfactory Sensory | Yes | No | Almost Equal | Lower |
| Gustatory Sensory | No | No | Higher | Lower |