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. 2017 Mar 23;12(3):e0174393. doi: 10.1371/journal.pone.0174393

Table 2. Descriptive statistics and reliability analysis of the study variables.

PRE POST
VARIABLES M SD α Skewness Kurtosis M SD α Skewness Kurtosis
Competence support 3.83 .88 .75 -.75 .16 3.64 .91 .76 -.47 -.16
Autonomy support 3.65 .89 .72 -.48 -.35 3.48 .96 .75 -.41 -.37
Relatednes support 3.82 .87 .75 -.63 -.11 3.59 .93 .79 -.44 -.29
Competence satisfaction 3.79 .84 .71 -.69 .26 3.50 .91 .74 -.48 -.09
Autonomy satisfaction 3.52 .96 .77 -.52 -.32 3.33 .99 .77 -.31 -.48
Relatedness satisfaction 3.82 .92 .76 -.69 -.12 3.48 .98 .77 -.36 -.48
Intrinsic motivation 3.90 .93 .80 -.89 .30 3.60 .99 .80 -.58 -.20
Identified regulation 3.87 .88 .76 -.73 -.03 3.51 .99 .82 -.49 -.24
Introjected regulation 3.36 .87 .58 -.22 -.52 3.19 .90 .65 -.22 -.31
External regulation 3.62 .87 .64 -.42 -.34 3.33 .92 .66 -.24 -.38
Amotivation 2.59 .99 .64 .28 -.59 2.75 .99 .68 .13 -.57
Usefulness 3.65 .98 .84 -.74 -.15 3.41 1.06 .86 -.42 -.56
Enjoyment 3.61 .86 .66 -.60 -.01 3.51 .93 .75 -.41 -.31
Effort 3.61 .85 .63 -.63 .30 3.51 .90 .70 -.48 .00
Respect of facilities 4.00 .96 .76 -.95 .43 3.75 .96 .73 -.47 -.33
Effort Evaluation 3.99 .98 .71 -.95 .43 3.72 1.00 .68 -.49 -.37
Tolerance 3.80 .94 .71 -.75 .30 3.61 .89 .65 -.29 -.28
Cooperation 3.80 1.04 .69 -.74 -.06 3.60 1.01 .66 -.40 -.42
Self-control 3.68 .97 .71 -.67 .10 3.63 .91 .67 -.42 -.07