Table 1.

Correlation matrix of predictor variables (Spearman’s r coefficients)

Self-reported disability	0.04
Age group	−0.16	0.23
Education	0.26	−0.12	−0.22
Gender	0.13	0.04	0.11	0.05
Household income	0.07	−0.22	−0.17	0.24	0.04
Speaks languages other than English at home	0.20	−0.13	−0.23	0.24	0.00	0.02
Living in a capital city	0.08	−0.14	−0.19	0.18	−0.01	0.12	0.22
SEIFA	0.05	−0.14	−0.06	0.15	−0.01	0.11	0.08	0.32
Self-reported health status	0.08	−0.34	−0.23	0.14	−0.02	0.17	0.10	0.08	0.10
	Computer science experience	Self-reported disability	Age group	Education	Gender	Household income	Languages other than English	Living in a capital city	SEIFA index

0 indicates no correlation. Coefficients closer to 1 or −1 indicate stronger positive and negative correlations, respectively.

SEIFA, Socio-Economic Indexes for Areas.