A Universal Mental Health Promotion Programme for Young People in Italy

Table 1

Comparison between students who completed the postintervention assessment and students that failed to participate in postintervention ().

Variable	Students who completed postintervention assessment (); mean (SEM)	Students not undergoing postintervention (); mean (SEM)	value
Age	15.2 (0.06)	15.5 (0.12)	0.02
Gender: male (%)	37.3	47.0	0.11
Self-efficacy in regulating negative emotions	23.1 (0.30)	25.1 (0.63)	0.00
Self-efficacy in expressing positive emotions	30.2 (0.26)	29.2 (0.51)	0.05
Satisfaction with life	24.2 (0.32)	23.6 (0.67)	0.57
Psychological well-being	357.9 (2.58)	357.2 (4.94)	0.88

-test for unpaired data; Chi-square test; Mann-Whitney test.