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. 2021 Sep 28;18(19):10230. doi: 10.3390/ijerph181910230

Table 4.

Comparison between groups in post-test and follow-up scores, controlling pretest scores, using ANCOVA.

Evaluation Outcome Source Type III Sum of Square df MS F p-Value η2
Post-test PSQ Tension–Instability–Fatigue Pretest PSQ Tension–Instability–Fatigue 536.007 1 536.007 20.144 <0.001 0.181
CG/EG1/EG2 172.882 2 86.441 3.249 0.043 0.067
Error 2421.378 91 26.609
PSQ Social Acceptance of Conflicts Pretest PSQ Social Acceptance of Conflicts 352.796 1 352.796 30.146 <0.001 0.249
CG/EG1/EG2 114.431- 2 57.216 4.889 0.010 0.097
Error 1064.951 91 11.703
PSQ
Energy and Fun
Pretest PSQ Energy and Fun 251.198 1 251.198 34.118 <0.001 0.273
CG/EG1/EG2 52.589 2 26.294 3.571 0.032 0.073
Error 669.991 91 7.363
PSQ Overload Pretest PSQ Overload 92.181 1 92.181 19.326 <0.001 0.175
CG/EG1/EG2 17.248 2 8.624 1.808 0.170 0.038
Error 434.053 91 4.770
PSQ Self-Fulfillment Satisfaction Pretest PSQ Self-Fulfillment Satisfaction 41.923 1 41.923 21.435 <0.001 0.191
CG/EG1/EG2 35.168 2 17.584 8.991 <0.001 0.165
Error 177.977 91 1.956
PSQ Fear and
Anxiety
Pretest PSQ Fear and Anxiety 40.719 1 40.719 34.263 <0.001 0.274
CG/EG1/EG2 1.870 2 0.935 0.787 0.458 0.017
Error 108.146 91 1.188
PSQ Total Pretest PSQ Total 4255.714 1 4255.714 26.222 <0.001 0.224
CG/EG1/EG2 1676.611 2 838.305 5.165 0.008 0.102
Error 14,768.788 91 162.294
Follow-up PSQ Tension– Instability-Fatigue Pretest PSQ Tension–Instability–Fatigue 207.608 1 207.608 6.241 0.015 0.073
CG/EG1/EG2 77.888 2 38.944 1.171 0.315 0.029
Error 2628.146 79 33.268
PSQ Social Acceptance of Conflicts Pretest PSQ Social Acceptance of Conflicts 279.122 1 279.122 20.781 <0.001 0.208
CG/EG1/EG2 43.832 2 21.916 1.632 0.202 0.040
Error 1061.119 79 13.432
PSQ
Energy and Fun
Pretest PSQ Energy and Fun 200.447 1 200.447 23.134 0.001 0.227
CG/EG1/EG2 2.880 2 1.440 0.166 0.847 0.004
Error 684.514 79 8.665
PSQ Overload Pretest PSQ Overload 48.077 1 48.077 8.358 0.005 0.096
CG/EG1/EG2 12.184 2 6.092 1.059 0.352 0.026
Error 454.429 79 5.752
PSQ Self-Fulfillment Satisfaction Pretest PSQ Self-Fulfillment Satisfaction 63.076 1 63.076 19.201 <0.001 0.196
CG/EG1/EG2 13.817 2 6.908 2.103 0.129 0.051
Error 259.523 79 3.285
PSQ Fear and
Anxiety
Pretest PSQ Fear and Anxiety 26.231 1 26.231 17.133 <0.001 0.178
CG/EG1/EG2 6.806 2 3.403 2.223 0.115 0.053
Error 120.954 79 1.531
PSQ Total Pretest PSQ Total 2647.821 1 2647.821 12.098 0.001 0.133
CG/EG1/EG2 621.887 2 310.943 1.421 0.248 0.035
Error 17,290.561 79 218.868

Abbreviations. df: Degrees of Freedom; MS: Mean Square; η2: squared eta coefficient; CG: Control Group; EG1: Experimental Group, 4 weeks; EG2: Experimental Group, 8 weeks; PSQ: Perceived Stress Questionnaire.