Depressed Mood Differentially Mediates the Relationship between Pain Intensity and Pain Disability Depending on Pain Duration: A Moderated Mediation Analysis in Chronic Pain Patients

Table 2

Bivariate correlations (Pearson correlation coefficients) between pain intensity, pain disability, depressed mood, and pain duration.

	Pain disability (PDI)	Depressed mood (CES-D)	Pain duration
Pain intensity (NRS average)	.34	.11	.04
Pain disability (PDI)	—	.41	.08
Depressed mood (CES-D)	—	—	.08

Note. ⁢; ⁢; NRS: Numeric Rating Scale; PDI: Pain-Disability Index; CES-D: Center for Epidemiological Studies Depression Scale.