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Table 6 Discrimination-coefficients for the discrimination score

From: A modified score to identify and discriminate neuropathic pain: a study on the German version of the neuropathic pain symptom inventory (NPSI)

 

Item

Coefficient

Q1:

burning

1.8

Q2:

squeezing

1.0

Q3:

pressure

-0.6

Q4_d:

spontaneous pain (dichot.)*

0.4

Q5:

electric shocks

-0.3

Q6:

stabbing

-0.7

Q7_d:

pain attacks (dichot.)*

-8.0

Q8:

evoked by brushing

-0.5

Q9:

evoked by pressure

0.5

Q10:

evoked by cold stimuli

-0.6

Q11:

pins and needles

3.7

Q12:

tingling

-1.3

constant value

50.0

  1. * Q4 and Q7 are dichotomized by setting Q4_d = 1 if Q4<4
  2. resp. Q7_d = 1 if Q7<2 and appointing 0 in the other cases