Table 2.

Inter-correlations among the study V variables at the two measurement occasions

Variables		1	2	3	4	5	6	7	8	9	10	11	12	13	14	15
1	Autonomy 1	-	0.94**	0.74**	0.70**	0.45**	0.43**	0.45**	0.68**	0.67**	0.08	-0.50**	-0.47**	-0.16	-0.13	0.19
2	Autonomy 2	0.99**	-	0.71**	0.68**	0.37**	0.35**	0.66**	-0.66**	-0.06	-0.06	-0.54**	-0.51**	-0.13	-0.10	0.15
3	Competence 1	0.85**	0.85**	-	0.95**	0.44**	0.44**	0.77**	0.78**	0.06	0.05	-0.60**	-0.60**	-11	-10	0.20
4	Competence 2	0.84**	0.84**	0.99**	-	0.39**	0.42**	0.77**	0.79**	0.07**	0.06	-0.53**	-0.53**	-0.02	-0.03	0.13
5	Relatedness 1	0.87**	0.85**	0.75**	0.73**	-	0.95**	0.41**	0.41**	0.17	0.17	-0.49**	-0.47**	0.01	0.04	0.25
6	Relatedness 2	0.87**	0.86**	0.76**	0.74**	0.99**	-	0.44**	0.44**	0.19	0.19	-0.54**	-0.52**	0.03	0.02	0.19
7	Autonomous motivation 1	0.84**	0.81**	0.76**	0.76**	0.77**	0.77**	-	0.98**	0.15	0.15	-69.**	-0.72**	0.09	0.02	0.12
8	Autonomous motivation 2	0.83**	0.80**	0.74**	0.74**	0.75**	0.74**	0.99**	-	0.19	0.18	-0.67**	-0.72**	08	0.01	0.12
9	Controlled motivation 1	0.14	0.14	0.30	0.28	0.14	0.15	0.35*	0.38*	-	0.89**	0.07	0.06	-0.09	-0.02	-0.25
10	Controlled motivation 2	0.10	0.10	0.25	0.23	0.11	0.12	0.32*	0.35*	0.35*	0.99**	-	0.09	0.07	-0.02	-0.25
11	Amotivation 1	-0.72**	-0.72**	-0.76**	-0.74**	-0.67**	-0.67**	-0.66**	-0.63**	-0.17	-0.13	-	0.85**	-0.12	0.02	-0.10
12	Amotivation 2	-0.72**	-0.72**	-0.77**	-0.76**	-0.68**	-0.68**	-0.68**	-0.65**	-0.18	-0.15	-0.98**	-	-0.18	-0.13	-0.09
13	Age	0.24	0.27	0.13	0.10	0.28	0.29	0.16	0.16	0.02	0.01	-0.20	-0.19	-	0.85**	-0.02
14	Tenure	0.21	0.23	0.12	0.11	0.29	0.30	0.11	0.11	0.03	0.03	-0.19	-0.18	0.88**	-	-0.02
15	Gender	-0.01	-0.02	0.11	0.12	0.03	0.02	0.16	0.13	0.15	0.15	-0.10	-0.11	-0.06	-0.05	-

Correlations above the diagonal: Intervention group; correlations below the diagonal: Control group

*p < 0.05;**p < 0.01

Gender: 0 = Female, 1 = Male; Age and tenure were measured as continuos variables