A prospective, longitudinal cohort study of persistent postsurgical opioid use among patients treated at a Swiss hospital

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

DRKS

Registry ID

DRKS00029189

Enrollment

1000

Registered

2022-05-31

Start date

2022-06-01

Completion date

Unknown

Last updated

2025-04-07

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

Conditions

Persistent postoperative opiate consuming

Interventions

Group 1: Postoperative patients after pre-defined surgery will be assessed for persistent opiate consuming after 6 and 12 weeks.

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: Adult patients after 1) hip arthroplasty, 2) spine surgery, 3) major visceral surgery (cholecystectomy, hemicolectomy, bariatric surgery etc.) 4) partial or complete prostatectomy, 5) caesarian delivery, or 6) major hand surgery

Exclusion criteria

Exclusion criteria: Patient not consenting

Design outcomes

Primary

Measure	Time frame
Persistent postoperative opiate consuming 12 weeks after surgery assessed by phone call	—

Secondary

Measure	Time frame
Persistent postoperative opiate consuming 6 weeks after surgery assessed by phone call Persistent postoperative pain (verbal analouge scale) und pain killer intake in general after 6 and 12 weeks assessed by phone call	—

Countries

Switzerland

Contacts

Public ContactAlexander Dullenkopf

Institut für Anästhesie und IntensivmedizinSpital Thurgau Frauenfeld

alexander.dullenkopf@stgag.ch0527237711

Outcome results

None listed

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