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Table 2 Intercorrelations among cognition and related demographic and contextual variables and discounting

From: Association of cognition with temporal discounting in community based older persons

Variable r Age Sex Education Income Chronic medical conditions Global cognition Temporal discounting (alpha)
Age   0.064 −0.041 −0.036 0.127* −0.283** −0.035
Sex    0.210** 0.221** −0.097 −0.046 −0.077
Education     0.383** −0.113* 0.323** −0.040
Income      −0.096 0.233** −0.085
Chronic diseases       −0.046 0.043
Global cognition        −0.115*
  1. *indicates p <0.05, ** indicates p <0.001.