Clinical stratification method
| Symptom scores . | Reflex scores . | Sensory test scores . |
|---|---|---|
| Foot pain | Knee reflexes | Pinprick |
| Numbness | Ankle reflexes | Temperature |
| Tingling | Light touch | |
| Weakness | Vibration | |
| Ataxia | Position sense | |
| Upper-limb symptoms |
| Symptom scores . | Reflex scores . | Sensory test scores . |
|---|---|---|
| Foot pain | Knee reflexes | Pinprick |
| Numbness | Ankle reflexes | Temperature |
| Tingling | Light touch | |
| Weakness | Vibration | |
| Ataxia | Position sense | |
| Upper-limb symptoms |
Symptom scores graded as present=1 or absent=0 (numbness, tingling as perceived at toes and in feet). Reflex scores graded as absent=2, reduced=1, or normal=0 for each side. Sensory test scores graded as abnormal=1 or normal=0. Maximum score is 19.