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RecruitingNCT05112016TME-KSWUpdated Nov 8, 2021

Long-term Cohort Study of Mesorectal Excision for Rectal Cancer

An observational study in Rectum and Cancer, sponsored by Kantonsspital Winterthur KSW. Recruiting at 1 site in Switzerland. Open to participants aged 18 Years and older. Per ClinicalTrials.gov, last updated 2021-11-08.

Sponsored by Kantonsspital Winterthur KSW · Observational

From the registry’s dates

  • Started Jan 2007; still recruiting 19 years 9 months later.
Study type
Observational
Model
Cohort
Time perspective
Prospective
Enrollment
250
Ages
18 Years and older
Sex
All
01

Study summary

The aim of this cohort study is to record, evaluate and compare the surgical, oncological as well as the functional outcome and Quality of life after mesorectal excision for rectal cancer

Read the detailed description

Outcomes of mesorectal excision patients will be analysed. Medical records will be reviewed and perioperative outcomes retrieved, incl. long-term oncological and functional/quality of life data. A retrospective cohort over 10 years (2007-2016) will serve as a control to a prospective cohort over 10 further years (2017-2026) as to investigate trends in perioperative and oncological outcomes (min. follow-up of 5 years + adequate cohort size). Prospective data on bowel function, urogenital function and quality of life will measured at time of diagnosis and further. Variations in neoadjuvant/adjuvant treatment and surgical approaches will be assessed for their effect on the outcomes of interest.

02

Conditions studied

  • Rectum
  • Cancer

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Keywords

  • TME (total mesorectal excision)
  • Transanal TME
  • Laparoscopic TME
  • Robotic TME
  • Open TME
  • Quality of life
03

In context

Rectal Neoplasms

1,762 studies on the registry are indexed under Rectal Neoplasms; 518 are open to participants now.

This study's planned enrollment of 250 is above the median of 160 across 413 observational studies indexed under Rectal Neoplasms.

Browse Rectal Neoplasms studies →

Lead sponsor

Kantonsspital Winterthur KSW is the lead sponsor of 34 studies on the registry; 10 are open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years and older
Sexes eligible
All
Accepts healthy volunteers
No
Sampling method
Non-probability sample

Study population

Patients with rectal cancer who benefit from surgical resection

Inclusion criteria

  • Men and Women >18 years
  • Patients with rectal cancer
  • Underwent mesorectal excision
  • Agreed to fill in a validated questionnaires before surgery and after stoma reversal
  • Informed consent

Exclusion criteria

Exclusion Criteria:

  • Age \< 18
  • No informed consent (no general consent, no consent to use personal data for research purpose)
05

Study design

Observational model
Cohort
Time perspective
Prospective
Enrollment
250 participants (estimated)
Target follow-up
10 Years
Patient registry
Yes

Groups and cohorts

  • TME for rectal cancer

    Patients with rectal cancer treated by TME (laparoscopic TME, transanal TME, robotic TME, open TME)

    Procedure: Total mesorectal excision for rectal cancer

Interventions

  • ProcedureTotal mesorectal excision for rectal cancer

    Also known as: TME

06

What researchers measure

Primary outcomes

  1. Perioperative mortality

    Reporting perioperative mortality with Clavien-Dindo \& Comprehensive Complications Index

    Time frame: 90 days

  2. Age

    Age (years)

    Time frame: 10 years

  3. Body mass index

    BM (kg/m2)

    Time frame: 10 years

  4. Gender

    Sex (male, female)

    Time frame: 10 years

  5. ASA score

    American Society of Anesthesiologists score (I to V)

    Time frame: 10 years

  6. Date of surgery

    date of surgery (day-month-year)

    Time frame: day of surgery

  7. Tumor localisation

    Description of tumor localisation

    Time frame: 10 years

  8. Comorbidities

    Charlson index

    Time frame: day of surgery

  9. Perioperative complications

    Reporting and grading of postoperative surgical complications (according to Dindo-Clavien classification and/or comprehensive complications index)

    Time frame: 90 days

  10. Histological results

    Histological staging and grading of the specimen by a pathologist

    Time frame: 30 days

  11. Quality of life, including functional and symptom scales, incontinence scores, sexual function

    taTME survey (validated english, german, french versions); from 0 (worst) to 100 (best)

    Time frame: 10 years

Secondary outcomes

  1. Perioperative treatment

    Chemoradiation before or after surgery, other treatments necessary

    Time frame: 10 years

  2. Surgery time

    Duration of surgery in minutes

    Time frame: day of surgery

  3. Length of hospital stay

    Length of hospital stay in days

    Time frame: 90 days

  4. Readmission rate

    Number of patients readmitted within 90 days of index surgery divided by the total number of patients operated

    Time frame: 90 days

  5. Costs

    At the level of individual patient Cost in terms of hospital charges and expenses in Swiss Francs. Actual costs and micro-costing

    Time frame: 10 years

07

Study locations

1 of 1 sites recruiting
  • Kantonsspital Winterthur
    Winterthur, Zürich 8401, Switzerland
    Recruiting
08

References and documents

Individual participant data

Plan to share: Undecided

No publications or documents are linked to this record.

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Nov 8, 2021, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT05112016
Lead sponsor
Kantonsspital Winterthur KSW
Responsible party
Sponsor
First posted
Nov 8, 2021
Start date
Jan 1, 2007
Primary completion
Dec 31, 2026 (estimated)
Completion
Jul 31, 2028 (estimated)
Last update
Nov 8, 2021

Study contacts

Michel Adamina, Prof/MD/MSc
Contact
michel.adamina@ksw.ch
+41522663376
Kantonsspital Winterthur
Contact
Michel Adamina, Prof/MD/MSc
principal investigator · Kantonsspital Winterthur KSW

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

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