Key for Table 8.
| Class | Symptom | 
|---|---|
| A | Muscular tremors and/or spasms | 
| B | Attention and/or concentration difficulty | 
| C | Panic and/or agitation (nervousness) | 
| D | Reasoning and/or confusion | 
| E | Muscular stiffness | 
| F | Muscular weakness | 
| G | General fatigue/tiredness | 
| H | Observational and/or visual bias |