NCT01195584

Brief Summary

The study concerns a retrospective analysis of all subjects operated as of 1st Jan 2008 using Minimal Access Surgical Technique (MAST). The study is descriptive in nature and will present the observation of all cumulated patients operated with MAST. The study data will include the general health information of the subjects prior to surgery, information on the surgery such as OP time, blood loss, and the postoperative wound healing process (until discharge), which is on average the 10th postoperative day.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
72

participants targeted

Target at P50-P75 for all trials

Timeline
Completed

Started May 2010

Shorter than P25 for all trials

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

May 1, 2010

Completed
2 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

July 1, 2010

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

July 1, 2010

Completed
2 months until next milestone

First Submitted

Initial submission to the registry

September 3, 2010

Completed
3 days until next milestone

First Posted

Study publicly available on registry

September 6, 2010

Completed
1 year until next milestone

Results Posted

Study results publicly available

September 21, 2011

Completed
Last Updated

April 3, 2015

Status Verified

March 1, 2015

Enrollment Period

2 months

First QC Date

September 3, 2010

Results QC Date

August 16, 2011

Last Update Submit

March 16, 2015

Conditions

Keywords

complication rate in 3 cohorts (BMI < 25, > 25 and > 30)

Outcome Measures

Primary Outcomes (1)

  • Postoperative Complications in the BMI Groups During Post Operative Hospitalization.

    Postoperative complications related to the operation within the body mass index groups. A complication is any harmful event occuring during the surgery until hospital discharge.

    at hospital discharge

Secondary Outcomes (5)

  • Operation Duration

    after surgery

  • Blood Loss

    after surgery

  • Number of Spine Segments

    peri operative

  • Drainage

    at hospital discharge

  • Days of Hospitalization

    at hospital discharge

Study Arms (3)

BMI < 25

Body Mass Index (WHO) established by WHO. BMI \< 25 has been defined as 'normal weight'.

25 >= BMI < 30

Body Mass Index (WHO) established by WHO. BMI \>= 25 and \< 30 has been defined as 'overweight'.

BMI >= 30

Body Mass Index (WHO) established by WHO. BMI \> 30 has been defined as 'obese'.

Eligibility Criteria

Age18 Years+
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)
Sampling MethodProbability Sample
Study Population

All patients who underwent minimal access spinal surgery for degenerative lumbar disease fusion surgery.

You may not qualify if:

  • all patients who underwent minimal access spinal surgery for degenerative lumbar disease fusion surgery
  • patient older than 18 years
  • all products have been used within intended use

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

General Hospital Amstetten

Amstetten, 3300, Austria

Location

Limitations and Caveats

The study is retrospective and all patients during the timeframe (who signed the patient informed consent) have been included into the study.

Results Point of Contact

Title
Wolfgang Senker, MD
Organization
General Hospital Amstetten

Study Officials

  • Wolfgang Senker, MD

    General Hospital Amstetten

    PRINCIPAL INVESTIGATOR

Publication Agreements

PI is Sponsor Employee
Yes

Study Design

Study Type
observational
Observational Model
COHORT
Time Perspective
RETROSPECTIVE
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Principal Investigator

Study Record Dates

First Submitted

September 3, 2010

First Posted

September 6, 2010

Study Start

May 1, 2010

Primary Completion

July 1, 2010

Study Completion

July 1, 2010

Last Updated

April 3, 2015

Results First Posted

September 21, 2011

Record last verified: 2015-03

Locations