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. 2021 Apr 21;11:8622. doi: 10.1038/s41598-021-87943-z

Table 2.

Linear mixed effects regression analyses.

Outcome Predictor β SE p
Average pain Intercept − 0.31 0.25 0.222
Music preference − 0.10 0.03 0.002**
Condition (depth) − 0.12 0.14 0.402
Condition (valence) − 0.13 0.14 0.365
Order 0.19 0.05 0.001***
Maximal pain Intercept − 0.06 0.21 0.775
Music preference − 0.09 0.03 0.001***
Condition (depth) 0.07 0.12 0.585
Condition (valence) − 0.16 0.12 0.177
Order 0.13 0.05 0.009**
Controllability Intercept 0.07 0.37 0.844
Music preference − 0.06 0.05 0.193
Condition (depth) 0.29 0.22 0.176
Condition (valence) 0.17 0.21 0.433
Order − 0.04 0.08 0.627
Pain tolerance Intercept − 6.60 3.36 0.051
Music preference 1.93 0.44 0.0001 ***
Condition (depth) − 1.98 2.10 0.348
Condition (valence) − 3.12 2.06 0.132
Order 2.13 0.79 0.008**
Pain threshold Intercept − 1.85 2.85 0.516
Music preference 0.41 0.36 0.257
Condition (depth) − 1.49 1.70 0.384
Condition (valence) − 1.07 1.67 0.521
Order 1.41 0.65 0.030*
Heart rate Intercept − 0.38 1.95 0.845
Music preference − 0.31 0.23 0.177
Condition (depth) − 1.33 1.05 0.205
Condition (valence) 0.08 1.02 0.942
Order − 1.30 0.40 0.001***
Blood pressure (systolic) Intercept − 7.20 2.91 0.014*
Music preference 0.17 0.37 0.648
Condition (depth) 2.92 1.69 0.086
Condition (valence) 1.64 1.65 0.324
Order − 1.24 0.64 0.055
Blood pressure (diastolic) Intercept − 2.34 1.29 0.072
Music preference − 0.17 0.16 0.274
Condition (depth) 1.37 0.71 0.055
Condition (valence) 1.40 0.69 0.045*
Order 0.05 0.27 0.849

Music preference, music condition, and experimental order as predictors of five pain outcomes. Beta regression coefficient; SE standard error. Intercept values are for the arousal condition.

* p < 0.05; ** p < 0.01; *** p < 0.001.