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Assessment of undesirable treatment outcomes after surgery from the patient’s perspective

Assessment of undesirable treatment outcomes after surgery from the patient’s perspective

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
DRKS
Registry ID
DRKS00038008
Enrollment
2500
Registered
2025-09-29
Start date
2027-01-01
Completion date
Unknown
Last updated
2026-03-30

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

Conditions

Surgical procedures defined according to the Operations and Procedures Classification System (OPS) from Chapter 5

Interventions

Group 1: Adult patients will be digitally surveyed using a newly developed questionnaire on undesiderable treatment outcomes and symptoms on postoperative day 7 ± 3 after outpatient surgery. On day 30

Sponsors

Universitätsklinikum Jena, Klinik für Anästhesiologie und Intensivmedizin
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: - Written consent form signed by the patient - Surgery (presence of a surgery and procedure code from Chapter 5: Surgical Procedures). - Digital device for answering the questionnaires - For inpatient procedures: Postoperative treatment in a normal ward

Exclusion criteria

Exclusion criteria: - Patient with malignancy - Patient after eye surgery - Surgery within the last 6 months - The surgery is a secondary procedure due to a complication - Language barrier and/or comprehension difficulties - Patient is unable to answer the questionnaire

Design outcomes

Primary

MeasureTime frame
Suitability of the newly developed survey instrument for quality comparison and benchmarking of undesiderable postoperative outcomes. The psychometric properties of the instrument as well as differences in the collected variables and scales will be analyzed: (1) between different types of surgery, (2) between participating centers, and (3) between outpatient and inpatient procedures. The survey instrument will be completed by patients on postoperative day 7 ± 3. On day 30 ± 3, a second digital survey will be conducted to assess potential complications.

Secondary

MeasureTime frame
Identification of relevant items or scales in the survey instrument for predicting serious complications 30 days after surgery.

Countries

Germany

Contacts

Public ContactChristin Arnold

Universitätsklinikum Jena, Klinik für Anästhesiologie und Intensivmedizin

christin.arnold@med.uni-jena.de+4936419323339

Outcome results

None listed

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