Does the Assessment of Recovery Capital scale reflect a single or multiple domains?

Figures & data

Figure 1 Scree plot from the principal components analysis of the ARC 10-domain scores (n = 1,138).

Abbreviation: ARC, Assessment of Recovery Capital.

Table 1 Percent variance for true, common, unique, and error for the ARC domains using a single factor solution (n = 1,138)

Domain	Percent variance
	Truea	Common	Unique	Error
Substance Use and Sobriety	0.75	0.47	0.28	0.25
Global Psychological Health	0.71	0.63	0.08	0.29
Global Physical Health	0.80	0.57	0.23	0.20
Citizenship and Community Involvement	0.72	0.49	0.23	0.28
Social Support	0.76	0.63	0.13	0.24
Meaningful Activities	0.77	0.62	0.15	0.23
Housing and Safety	0.79	0.54	0.26	0.21
Risk-Taking	0.70	0.60	0.10	0.30
Coping and Life Functioning	0.78	0.69	0.09	0.22
Recovery Experience	0.80	0.44	0.36	0.20

Note:

a True variance was estimated using Cronbach’s alpha coefficient.

Abbreviation: ARC, Assessment of Recovery Capital.