Table 2 Scoring system for the WNV-N Index
From: Identifying risks for severity of neurological symptoms in Hungarian West Nile virus patients
Neurological symptom | assigned points | |
|---|---|---|
Localisation of muscle weakness | normal | 0 |
lower body | 0.5 | |
upper body | 0.25 | |
lower body +upper body | 1 | |
Degree of muscle weaknessa | normal | 0 |
25% weak | 1 | |
50% weak | 2 | |
75% weak | 3 | |
can just move against gravity | 3.25 | |
can just move with gravity eliminated | 3.5 | |
muscle contraction can be felt or seen but no visible movement | 3.75 | |
paralysis | 4 | |
Reflex involvement (decreased/absent) | yes | 1 |
no | 0 | |
Sensory involvement (decreased/absent) | yes | 1 |
no | 0 | |
Dizziness | yes | 1 |
no | 0 | |
Gait uncertainty | yes | 0.5 |
no | 0 | |
Tremor | yes | 0.5 |
no | 0 | |
Photophobia | yes | 0.5 |
no | 0 | |
Speech impairment | yes | 0.5 |
no | 0 | |
Slow speech | yes | 0.5 |
no | 0 | |
Confusion, altered mind state | yes | 0.5 |
no | 0 | |
Diplopia | yes | 0.5 |
no | 0 | |
Headache | yes | 0.5 |
no | 0 |