Table 1.

Reliability and validity of the girls’ disinclination for physical activity scale (G-DAS)

Subscales of the G-DAS	Measures of reliability		Measures of convergent and criterion validity (correlations, r)
	Alpha	1-week test–retest (r)	Enjoyment of PA	MVPA	VPA
Age 13 (N=143)
Competence	0.83	0.76***	−0.46***	−0.35***	−0.36***
Appearance	0.80	0.74***	−0.29***	−0.15	−0.20**
Identity	0.75	0.63***	−0.35***	−0.11	−0.19*
Perceived exertion	0.83	0.85***	−0.53***	−0.39***	−0.38***
Availability	0.77	0.76***	−0.28***	−0.24**	−0.29***
Age 15 (N=94)
Competence	0.89		−0.49***	−0.07	−0.27**
Appearance	0.75		−0.18*	−0.24*	−0.22*
Identity	0.73		−0.43***	−0.02	−0.22*
Perceived exertion	0.82		−0.51***	−0.06	−0.30**
Availability	0.72		−0.45***	−0.13	−0.21*

^*p<0.05;

^**p<0.01;

^***p<0.001

MVPA moderate to vigorous physical activity; VPA vigorous physical activity