Table 1. Correlations, means, standard deviations, and Cronbach alphas of the study variables.
 | 
1 | 
2 | 
3 | 
4 | 
5 | 
6 | 
7 | 
8 | 
9 | 
10 | 
11 | 
M | 
SD | 
α | 
| 1 1Task-involving climate | 
- | 
.01 | 
.45*** | 
.58*** | 
.47*** | 
.62*** | 
.67*** | 
.46*** | 
.41*** | 
.22*** | 
-.04 | 
3.99 | 
.69 | 
.79 | 
| 2 2 Ego-involving climate | 
.13* | 
- | 
-.08 | 
-.04 | 
-.08 | 
.14** | 
-.01 | 
.16** | 
.06 | 
-.01 | 
-.00 | 
2.73 | 
.95 | 
.85 | 
| 3 Competence | 
.34*** | 
-.08 | 
- | 
.51*** | 
.53*** | 
.46*** | 
.54*** | 
.51*** | 
.57*** | 
.28*** | 
-.15** | 
3.54 | 
.79 | 
.74 | 
| 4 Autonomy | 
.59*** | 
.08 | 
.48*** | 
- | 
.72*** | 
.45*** | 
.60*** | 
.37*** | 
.43*** | 
.22*** | 
-.06 | 
3.80 | 
.68 | 
.70 | 
| 5 Relatedness | 
.49*** | 
-.05 | 
.62*** | 
.67*** | 
- | 
.36*** | 
.52*** | 
.30*** | 
.40*** | 
.12* | 
-.18** | 
4.17 | 
.71 | 
.84 | 
| 6 6 Intrinsic motivation | 
.54*** | 
.06 | 
.46*** | 
.61*** | 
.49*** | 
- | 
.59*** | 
.56*** | 
.44*** | 
.22*** | 
-.05 | 
3.54 | 
.81 | 
.95 | 
| 7 Enjoyment | 
.73*** | 
.15** | 
.50*** | 
.65*** | 
.59*** | 
.63*** | 
- | 
.57*** | 
.54*** | 
.22*** | 
-.02 | 
3.66 | 
1.02 | 
.94 | 
| 8 Knowledge | 
.44*** | 
.10* | 
.55*** | 
.56*** | 
.47*** | 
.72*** | 
.63*** | 
- | 
.51*** | 
.19*** | 
-.10* | 
3.42 | 
1.01 | 
.74 | 
| 9 Performance | 
.45*** | 
.13* | 
.42*** | 
.32*** | 
.30*** | 
.33*** | 
.48*** | 
.42*** | 
- | 
.28*** | 
-.16** | 
8.20 | 
.90 | 
- | 
| 10 MVPA | 
.34*** | 
.04 | 
.32*** | 
.29*** | 
.21*** | 
.38*** | 
.31*** | 
.41*** | 
.43*** | 
- | 
.01 | 
4.16 | 
1.76 | 
.89 | 
| 11 BMI | 
-.06 | 
.01 | 
-.08 | 
-.02 | 
-.01 | 
.00 | 
-.00 | 
-.03 | 
-.08 | 
-.04 | 
- | 
21.0 | 
3.4 | 
- | 
| M | 
4.11 | 
3.11 | 
3.51 | 
3.65 | 
3.91 | 
3.64 | 
3.99 | 
3.70 | 
8.25 | 
4.27 | 
21.22 | 
 | 
 | 
 | 
| SD | 
.81 | 
.99 | 
.82 | 
.78 | 
.74 | 
.87 | 
1.01 | 
1.05 | 
1.05 | 
2.09 | 
3.32 | 
 | 
 | 
 | 
| α | 
.88 | 
.80 | 
.66 | 
.73 | 
.77 | 
.95 | 
.92 | 
.82 | 
- | 
.94 | 
- | 
 | 
 | 
 | 
*p < 0.05.***p < 0.001**p < 0.01Correlations for girls (n = 397) are presented above and for boys (n = 373) below the diagonal. M = Means, SD = standard deviations and α = Cronbach alphas for girls are presented in vertical columns and for boys in horizontal columns.