Table 4.
Summary of SSQ responses after one session of training (session 17) for subject 1 (†), subject 2 ($), subjects 3 (&), and subject 4 (@) for every evaluated item.
| Never | Mild | Moderate | Severe | |
|---|---|---|---|---|
| General Sickness | † $ & | @ | ||
| Fatigue | @ | † $ | & | |
| Headache | & | $ @ | † | |
| Eyestrain | $ & @ | † | ||
| Difficulty Focusing | & | $ @ | † | |
| Salivation Increasing | † $ @ | & | ||
| Sweating | † $ @ | & | ||
| Nausea | † $ & @ | |||
| Difficulty Concentrating | † $ & @ | |||
| Fullness of the Head | † $ & @ | |||
| Blurred Vision | † $ & @ | |||
| Dizziness with Eyes Open | † $ @ | & | ||
| Dizziness with Eyes Closed | † & @ | $ | ||
| Vertigo | † $ & @ | |||
| Stomach Awareness | † & @ | $ | ||
| Burping | † $ & @ |