FindTrial
Sign In

A retrospective study on the incidence and risk factors of chronic pain after five types of surgery

A retrospective study on the incidence and risk factors of chronic pain after five types of surgery

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2000035312
Enrollment
Unknown
Registered
2020-08-07
Start date
2020-08-01
Completion date
Unknown
Last updated
2020-08-10

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

Conditions

Postoperative chronic pain

Interventions

breast surgery, biliary tract surgery, spine surgery, thoracotomy and amputation surgery:Nil

Sponsors

Nanfang Hospital, Southern Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
65 Years to No maximum

Inclusion criteria

Inclusion criteria: Randomly selected from Nanfang Hospital, Southern Medical University, Guangzhou from January 2017 to December 2019, a total of 1,000 patients underwent the following five types of surgery: breast surgery, biliary tract surgery, spine surgery, thoracotomy and amputation surgery for elderly patients >= 65 years old.

Exclusion criteria

Exclusion criteria: Patients with lacking post-operative VAS score, emergency surgery, poor physical condition (ASA grade III or above), death, mental abnormality unable to communicate, pre-operative chronic pain after surgery, tumor recurrence and metastasis at follow-up.

Design outcomes

Primary

MeasureTime frame
Pain intensity;—

Countries

China

Contacts

Public ContactHaitang Wang

Nanfang Hospital, Southern Medical University

Wanghaitang8888@163.com+86 18718911653

Outcome results

None listed

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