The Influence of Different Factors on Workers' Disability Due to Low Back Pain
![]() |
The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details. |
ClinicalTrials.gov Identifier: NCT00667316 |
Recruitment Status
: Unknown
Verified March 2014 by Francisco M. Kovacs, Kovacs Foundation.
Recruitment status was: Recruiting
First Posted
: April 28, 2008
Last Update Posted
: March 13, 2014
|
- Study Details
- Tabular View
- No Results Posted
- Disclaimer
- How to Read a Study Record
Condition or disease | Intervention/treatment |
---|---|
Low Back Pain | Behavioral: Set of questionnaires (respondent) |
Study Type : | Observational |
Estimated Enrollment : | 7200 participants |
Time Perspective: | Prospective |
Official Title: | Study to Identify the Influence of Different Factors on Workers' Disability Due to Low Back Pain |
Study Start Date : | February 2008 |
Estimated Primary Completion Date : | May 2014 |
Estimated Study Completion Date : | September 2014 |

Group/Cohort | Intervention/treatment |
---|---|
A
Workers from companies and workers' health care organizations who go for their periodic medical checkup.
|
Behavioral: Set of questionnaires (respondent)
A set of questionnaires to determine risk factors for sick leave due to low back pain.
|
- The influence of different factors on risk of sick leave for low back pain [ Time Frame: 18 months ]

Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. For general information, Learn About Clinical Studies.
Ages Eligible for Study: | 18 Years to 65 Years (Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | Yes |
Sampling Method: | Non-Probability Sample |
Inclusion Criteria:
- Subjects who get their checkups at participating health services
- With a labor contract that won't make it likely that they stop work before the next 18 months, for causes other than their health
- Who sign the informed consent form
Exclusion Criteria:
- Don't sign the informed consent form
- Inability to fill our the questionnaires
- Bedridden
- Rheumatologic inflammatory disease, cancer or fibromyalgia
- Suspicion of fibromyalgia
- Red flags for systemic disease
- Criteria for surgery
- Criteria for urgent referral to surgery

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT00667316
Contact: Francisco M Kovacs, MD, PhD | 34-971-720-809 | kovacs@kovacs.org | |
Contact: María Teresa Gil del Real, MPH | 34-913-440-244 | mtgildelreal@kovacs.org |
Spain | |
Kovacs Foundation | Recruiting |
Palma de Mallorca, Balearic Islands, Spain, 07012 | |
Contact: Francisco M Kovacs, MD, PhD 34-971-720-809 kovacs@kovacs.org | |
Contact: María Teresa Gil del Real, MPH 34-913-440-244 mtgildelreal@kovacs.org | |
Principal Investigator: Francisco M Kovacs, MD, PhD | |
Sub-Investigator: Mario Gestoso, MD |
Study Director: | Francisco M Kovacs, MD, PhD | Kovacs Foundation, Palma de Mallorca, 07012, Spain | |
Principal Investigator: | Mario Gestoso, MD | Kovacs Foundation,Palma de Mallorca, Spain |
Publications:
Responsible Party: | Francisco M. Kovacs, Director of Scientific Department, Kovacs Foundation, Kovacs Foundation |
ClinicalTrials.gov Identifier: | NCT00667316 History of Changes |
Other Study ID Numbers: |
FK-I-25 |
First Posted: | April 28, 2008 Key Record Dates |
Last Update Posted: | March 13, 2014 |
Last Verified: | March 2014 |
Keywords provided by Francisco M. Kovacs, Kovacs Foundation:
low back pain workers disability sick leave |
Additional relevant MeSH terms:
Back Pain Low Back Pain Pain |
Neurologic Manifestations Nervous System Diseases Signs and Symptoms |