A modified score to identify and discriminate neuropathic pain: a study on the German version of the neuropathic pain symptom inventory (NPSI)
2011

New German Questionnaire for Neuropathic Pain

Sample size: 237 publication Evidence: moderate

Author Information

Author(s): Sommer Claudia, Richter Helmut, Rogausch Jan P, Frettlöh Jule, Lungenhausen Margitta, Maier Christoph

Primary Institution: Department of Neurology, University of Würzburg, Germany

Hypothesis

The NPSI might also be used to differentiate neuropathic from non-neuropathic pain.

Conclusion

The NPSI-G potentially combines the properties of a diagnostic tool and an instrument to identify subtypes of neuropathic pain.

Supporting Evidence

  • The NPSI-G score demonstrated high test-retest reliability.
  • The NPSI-G can distinguish neuropathic from non-neuropathic pain with high sensitivity.
  • The study identified six different pain profiles in patients with neuropathic pain.

Takeaway

Researchers created a new questionnaire to help doctors tell the difference between two types of pain: neuropathic pain and other kinds of pain.

Methodology

The NPSI was translated into German and administered to patients with neuropathic and non-neuropathic pain to validate it and analyze its properties.

Potential Biases

Differences in age, gender, and depression scores may have influenced the results.

Limitations

The study had limitations in assessing test-retest reliability and potential biases due to differences in group parameters.

Participant Demographics

The study included 68 patients with neuropathic pain, 93 with osteoarthritis, and 76 with headache.

Statistical Information

P-Value

p<0.001

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1471-2377-11-104

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