Table 4: Changes in emotions using the VAS pre and post-intervention (laughter yoga).
a) Wilcoxon signed rank test, †: p < .10, b) after – before.
Before After Z value a) Amount of change b)
M ± SD
Median Average Median Average
Pain 0.00 2.00 2.00 2.61 -1.761† 0.61 ± 1.42
Anxiety 1.00 1.89 0.00 1.33 -1.300 -0.56 ± 1.71
Depression 1.00 2.39 0.00 2.39 0.000 0.00 ± 1.94
Tension 2.50 2.28 2.00 2.22 -0.171 -0.06 ± 1.27
Guilt, remorse 0.00 2.17 0.00 1.56 -1.625 -0.61 ± 1.50
Stress 3.00 3.56 3.00 3.39 -0.281 -0.17 ± 2.46