Table 3: Changes on the TDMS 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
Activity 2.00 2.22 4.00 3.78 -1.607 1.56±3.98
Stability 5.00 4.94 5.50 4.67 -0.103 -0.28±2.51
Comfort 7.50 7.17 10.00 8.44 -1.660† 1.28±5.56
Alertness -3.00 -2.72 -1.50 -0.89 -1.610 1.83±3.66