Questionnaire content
| Questionnaire type | Application | Content |
|---|---|---|
| Demographics | Before the experiment | • Gender • Age • Driving experience (years) • Average kms driven per year (“less than 1,000km” – “more than 15,000 km”) • Previous experience with VR (“never used” – “more than 10 times”) |
| SSQ | Before and after each driving task | Assess general discomforts based on subscales (“none” – “sever”), including: • fatigue, headache, eyestrain, sweating, nausea, dizzy, vertigo, burping, etc. |
| Safety perception | After the experiment | Based on the Likert 5 scale (“strongly disagree (1)” – “strongly agree (5)”), including: • whether nervousness was experienced • whether the driving occurred smoothly • whether the autopilot is safer than manual driving • which scene is the safest/most dangerous |
| VDL | After the experiment | Based on the Likert 5 scale (“strongly disagree (1)” – “strongly agree (5)”), including: • whether VR provided decent visualization • whether the simulator was difficult to operate • whether it is good for AV simulation • whether it is useful for improving driving skills |
| Application | Content | |
|---|---|---|
| Before the experiment | • Gender | |
| Before and after each driving task | Assess general discomforts based on subscales (“none” – “sever”), including: | |
| After the experiment | Based on the Likert 5 scale (“strongly disagree (1)” – “strongly agree (5)”), including: | |
| After the experiment | Based on the Likert 5 scale (“strongly disagree (1)” – “strongly agree (5)”), including: |