Table 2.
Mean (SD) scores for anxiety and log-transformed cortisol levels pre and post intervention by intervention group.
| Variable | VRa meditation (n=8) | Audio meditation (n=11) | VR imagery (n=10) |
| Anxiety score pretestb | 43.8 (14.9) | 38.8 (17.5) | 29.7 (8.4) |
| Anxiety score posttestc | 32.9 (9.8) | 33.0 (12.7) | 24.7 (5.9) |
| Anxiety score difference | 10.8 (8.3) | 5.8 (8.9) | 5.0 (8.8) |
| Log cortisol sample 1 pretestd | –1.52 (0.56) | –1.31 (0.56) | –1.40 (0.46) |
| Log cortisol sample 2 pretestd | –1.35 (0.64) | –1.15 (0.61) | –1.43 (0.50) |
| Log cortisol sample 3 postteste | –1.48 (0.86) | –1.25 (0.59) | –1.31 (0.50) |
| Log cortisol sample 4 postteste | –1.36 (0.82) | –1.36 (0.72) | –1.47 (0.34) |
| Log cortisol sample 2 vs 3 difference score | 0.127 (0.36) | 0.095 (0.42) | –0.121 (0.36) |
| Log cortisol sample 2 vs 4 difference | 0.004 (0.39) | 0.205 (0.54) | 0.045 (0.41) |
aVR: virtual reality.
bCollected before the intervention.
cCollected after the intervention at visit 2.
dSalivary samples collected before the intervention at visit 2.
eSalivary samples collected after the intervention at visit 2.