. Author manuscript; available in PMC: 2017 Mar 1.

Published in final edited form as: Int Forum Allergy Rhinol. 2015 Nov 19;6(3):308–314. doi: 10.1002/alr.21664

Table 5.

Bivariate correlation coefficients between PHQ-2 scores and pain severity measures for patients with CRS.

Pain Severity Measures	PHQ-2 score
Pain Severity Measures	Rs
BPI-SF Pain severity	0.494^**
BPI-SF Pain interference	0.644^**
Total SF-MPQ	0.564^**
Sensory dimension	0.570^**
Affective dimension	0.475^**
PPI Score	0.556^**
VAS Score	0.486^**

R=correlation coefficient;

^**

p-value≤0.001;

BPI-SF = Brief Pain Inventory Short Form; SF-MPQ = Short-Form McGill Pain Questionnaire; PPI = Present Pain Inventory; VAS = Visual Analogue Scale; PHQ-2 = Patient Health Questionnaire–2.