Table 4: Correlations with the PDI.

ParameterPearson rp

Weight0.246.033
BMI0.360.002
MPSS0.369.021
Pain chart0.623≤ .001
NRS0.785≤ .001
Drug intake0.379≤ .001
FFbH-R0.793≤ .001

Weight, BMI, MPSS, pain chart, NRS, drug intake, and FFbH-R were correlated with the PDI.
Significance on the level of p ≤ .05.
Significance on the level of p ≤ .01.