| Sensory block |
|
| 0 | Normal sensation (normal senses of cold, pain, and touch, same as on the opposite site) |
| 1 | Hypoalgesia (decreased senses of cold, pain, and touch compared with the opposite site) |
| 2 | Analgesia (no feeling of cold or pain, but the patient can feel touch) |
| 3 | Anesthesia (no sense of cold, pain, and touch) |
| Motor block |
|
| 0 | Normal movement (the patient can move against resistance and gravity |
| 1 | Decreased movement (decreased strength compared with the opposite site) |
| 2 | Paresis (the patient can move against gravity, but not against resistance) |
| 3 | Paralysis (no movement) |