Research Article
Advances in the Cognitive Management of Chronic Pain in Children through the Use of Virtual Reality Combined with Binaural Beats: A Pilot Study
Table 4
Homogeneity of variances and sphericity tests.
| | Variable | F | df1 | df2 | |
| | PAIN_PRE | 0.162 | 1 | 20 | 0.691 | | Pain (VR) | 0.016 | 1 | 20 | 0.899 | | Pain (VR + M) | 0.037 | 1 | 20 | 0.850 | | Pain (VR + M + BB) | 0.431 | 1 | 20 | 0.519 | | HR | | | | | | GSR | | | | | | Pain contrast (VR) | 0.212 | 1 | 19 | 0.650 | | Pain contrast (VR + M) | 0.089 | 1 | 19 | 0.769 | | Pain contrast (VR + M + BB) | 0.119 | 1 | 19 | 0.734 | | Pain increment (VR) | 0.000 | 1 | 1 | <0.001 | | Pain increment (VR + M) | 0.000 | 1 | 1 | <0.001 | | Pain increment (VR + M + BB) | 0.000 | 1 | 1 | <0.001 | | HR increment (VR) | 3.510 | 1 | 14 | 0.082 | | HR increment (VR + M) | 0.860 | 1 | 14 | 0.369 | | HR increment (VR + M + BB) | 1.058 | 1 | 14 | 0.321 | | GSR increment (VR) | 0.060 | 1 | 16 | 0.809 | | GSR increment (VR + M) | 1.263 | 1 | 16 | 0.278 | | GSR increment (VR + M + BB) | 1.195 | 1 | 16 | 0.290 |
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Mauchly’s W (HR) = .265 ( p = 0.015), Greenhouse–Geisser (HR) = .608, Huynh–Feldt (HR) = .712. Mauchly’s W(GSR) = .834 ( p = 0.234), Greenhouse–Geisser (GSR) = .857, and Huynh–Feldt (GSR) = .944. |
