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Effect of Patient Cost Sharing on Treatment Discontinuation Among Rheumatoid Arthritis Patients

This study has been completed.
Information provided by:
Bristol-Myers Squibb Identifier:
First received: June 3, 2010
Last updated: September 30, 2010
Last verified: September 2010
The purpose of this study is to assess the impact of patient cost sharing on treatment discontinuation of biologic agents in patients with Rheumatoid Arthritis (RA)

Rheumatoid Arthritis

Study Type: Observational
Study Design: Observational Model: Cohort
Time Perspective: Retrospective
Official Title: Effect of Patient Cost Sharing on Treatment Discontinuation Among Rheumatoid Arthritis Patients Treated With Biologic Disease Modifying Antirheumatic Drug (DMARD) Therapies

Resource links provided by NLM:

Further study details as provided by Bristol-Myers Squibb:

Primary Outcome Measures:
  • Effect of patient cost share on discontinuation [ Time Frame: Assessed from first prescription date and followed for 1-year ]

Secondary Outcome Measures:
  • RA-related healthcare utilization and costs [ Time Frame: Pre-index: 6-month period prior to the index drug date ]
  • All-cause healthcare utilization and costs [ Time Frame: Pre-index: 6-month period prior to the index drug date ]
  • RA-related healthcare utilization and costs [ Time Frame: Post-period: Index date+365 days ]
  • All-cause healthcare utilization and costs [ Time Frame: Post-period: Index date+365 days ]

Enrollment: 3940
Study Start Date: November 2009
Study Completion Date: September 2010
Primary Completion Date: September 2010 (Final data collection date for primary outcome measure)
New to bDMARD
New to bDMARD RA patients with high and low cost share who continue or discontinue treatment


Ages Eligible for Study:   18 Years to 65 Years   (Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No
Sampling Method:   Probability Sample
Study Population
Commercial health plan members

Patients diagnosed with Rheumatoid Arthritis (RA) who newly initiated a biologic DMARD (bDMARD) during a study timeframe of 1/01/06 to 3/31/09.

Inclusion Criteria:

  • 18 to 64 years of age at index date
  • Diagnosis of RA during the study period (ICD-9CM 714.xx)
  • Evidence of at least one biologic DMARD of interest during the study timeframe
  • Continuous enrollment during the study timeframe
  • Both medical and pharmacy benefits
  • No evidence of a claim for a bDMARD in the 6-month pre-period

Exclusion Criteria:

  • Patients are excluded if they have a diagnosis of psoriasis, psoriatic arthritis, ankylosing spondylitis, Crohn's disease, or ulcerative colitis at any time during the study timeframe; have a claim for Rituxan, IV etanercept, or IV adalimumab; or have Medicare or Medicaid during the study timeframe
  Contacts and Locations
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Please refer to this study by its identifier: NCT01137851

Sponsors and Collaborators
Bristol-Myers Squibb
Study Director: Bristol-Myers Squibb Bristol-Myers Squibb
  More Information

Additional Information:
Responsible Party: Study Director, Bristol-Myers Squibb Identifier: NCT01137851     History of Changes
Other Study ID Numbers: IM101-256
Study First Received: June 3, 2010
Last Updated: September 30, 2010

Additional relevant MeSH terms:
Arthritis, Rheumatoid
Joint Diseases
Musculoskeletal Diseases
Rheumatic Diseases
Connective Tissue Diseases
Autoimmune Diseases
Immune System Diseases
Antirheumatic Agents processed this record on April 26, 2017