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The influence of acute pain on chronic postoperative pain after knee arthroplasty -- A prospective cohort study

The influence of acute pain on chronic postoperative pain after knee arthroplasty -- A prospective cohort study

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2300067441
Enrollment
Unknown
Registered
2023-01-09
Start date
2023-01-09
Completion date
Unknown
Last updated
2023-05-15

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Knee replacement

Interventions

Group A: NRS pain score < 4 (no/mild APSP):None
Group B: NRS pain score =4 (moderate/severe APSP):None

Sponsors

Ningxia Hui Autonomous Region People's Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Inclusion criteria of research objects: People's Hospital of Ningxia Hui Autonomous Region from January 2023 to December 2023:1) Age =18 years old, gender, ethnicity; 2) ASA classification ?-?; 3) Selected knee joint placement 2) Replacement operation; 4) Able to cooperate with understanding and completing the NRS evaluation scale; 5) Know the content and significance of this research,And sign informed consent;

Exclusion criteria

Exclusion criteria: Exclusion criteria: 1) Refuse to participate in the study; 2) There were no symptoms of severe dementia or speech disorder before surgery Patients who communicate with the law or cannot cooperate to complete the NRS pain assessment scale; 3) The attending physician or researcher thinks it exists If he is not eligible to participate in this study (e.g., pain caused by other causes (including infection, malignant tumor, etc.), And pre-existing and persistent pain not related to the surgical disease};

Design outcomes

Primary

MeasureTime frame
The effect of APSP on the incidence of CPSP within 72h after KA;The incidence of CPSP after KA3 months;

Secondary

MeasureTime frame
Incidence of APSP within 72 hours after KA;Influencing factors of APSP in 72h after KA;Factors affecting CPSP after KA3 months;

Countries

China

Contacts

Public ContactKerong Hai

The People's Hospital of Ningxia Hui Autonomous Region

haikerong@126.com15109613065

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026