Table IV.

Significant predictors of Cantril score according to stepwise linear regression models specific for age and gender subgroups

Independent variable	Change in R2
	Gender		Age
	Boys N = 654	Girls N = 769	10–13 years N = 712	14–17 years N = 711
Psychological well-being*	0.086	0.040	0.036	0.242
Moods and emotions*	0.005	–	0.009	–
Self-perception*	0.335	0.305	0.341	0.043
Autonomy*	0.004	–	–	–
Parent relations and home life*	0.032	0.083	0.097	0.083
School environment*	0.004	0.010	0.007	0.016
Financial resources*	0.026	–	–	0.007
SDQ	–	0.013	0.013	0.005
Perceived family wealth (ridit)	0.008	0.006	0.006	0.018
Social class (ridit)	–	0.005	–	0.006
Age	–	0.003	–	–
Total R 2	0.500	0.465	0.509	0.420

^*KIDSCREEN-52 dimensions

SDQ – Strengths and Difficulties Questionnaire.