A Preliminary Genome-Wide Association Study of Pain-Related Fear: Implications for Orofacial Pain

Table 2

Bivariate correlations of covariates used in GWAS model.

	Sex	Age	Education	Income
Sex	1
Age	−.030	1
Education			1
Income	−.007	−.011	.006	1

Note. . = correlation is significant at the 0.05 level (2-tailed); = correlation is significant at the 0.01 level (2-tailed).