Outcomes From Initial Maintenance Therapy With Fluticasone Propionate 250/Salmeterol 50 (FSC) or Tiotropium in Chronic Obstructive Pulmonary Disease

CompletedOBSERVATIONAL

Enrollment

22,223

Participants

Timeline

Start Date

July 31, 2008

Primary Completion Date

February 28, 2010

Study Completion Date

February 28, 2010

Conditions

Pulmonary Disease, Chronic Obstructive

Interventions

DRUG

fluticasone propionate/salmeterol 250µg/50µg (FSC)

Patient records with evidence of COPD and prescription claims for FSC

DRUG

tiotropium bromide (TIO)

Patient records with evidence of COPD and prescription claims for TIO