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Types of VR content used in the empirical articles
| VR content | Number of studies | (%) |
|---|---|---|
| 360-video | 8 | 33.3 |
| Virtual environment | 5 | 20.8 |
| 360-image | 4 | 16.7 |
| 360 image and video | 3 | 12.5 |
| Virtual environment and 360-video | 1 | 4.2 |
| Not mentioned | 3 | 12.5 |
| Total | 24 | 100.0 |
