. Author manuscript; available in PMC: 2009 May 18.

Published in final edited form as: Pain. 2007 May 4;134(1-2):91–96. doi: 10.1016/j.pain.2007.03.035

Table 2.

Correlation matrix of psychological factors and NFR Threshold by ethnic group

Variable	NFR threshold
	African Americans	Whites	Combined
VAMS Positive Mood	.381^*	.345	.337^*
VAMS Negative Mood	−.255	−.248	−.273^*
FRID Negative Expectancies	.051	−.165	.098
FRID Efficacy and Control Beliefs	.019	.119	.142
FRID Psychological Involvement	.214	.329	.285^*
PCS Rumination	−.230	−.291	−.295^*
PCS Magnification	−.037	−.134	−.089
PCS Helplessness	−.038	.019	−.072
PCS total	−.134	−.224	−.210
Kohn Reactivity Scale	−.360	.197	−.135

VAMS, Visual Analogue Mood Scale; PCS, Pain Coping Scale.

p < .05.