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Perisurgical observation of nociceptive thresholds during total knee arthroplasty for association with persisting postsurgical pain: an explorative study

Conditions
Total knee arthroplasty, persisting pain, chronic pain
Registration Number
NL-OMON26714
Lead Sponsor
Radboudumc
Brief Summary

/A

Detailed Description

Not available

Recruitment & Eligibility

Status
Other
Sex
Not specified
Target Recruitment
40
Inclusion Criteria

Patients scheduled for total knee arthroplasty.

Exclusion Criteria

- Patient’s refusal

- Preexisting neurological or psychiatric illnesses

Study & Design

Study Type
Observational non invasive
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
- Persistent postsurgical pain (PPSP)<br /><br>- eQST<br /><br> o Electrical pain threshold (ePT) [mA]<br /><br> o Electrical pain tolerance threshold (ePTT) [mA]<br /><br>- Nociceptive Perception thresholds (NPT)<br /><br> o Stimulus amplitude [mA]<br /><br> o Responses to stimuli (perceived/not perceived)<br /><br> o Stimulation time [s]<br />
Secondary Outcome Measures
NameTimeMethod
- Pain intensity (NRS)<br /><br>- McMaster Universities Osteoarthritis Index (WOMAC)<br /><br> o Pain scale<br /><br> o Stiffness scale<br /><br> o Functional scale<br /><br>- Knee Society Score (KSS)<br /><br> o Functional scale<br />
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