Dataset from A 16-week Double-blind, Placebo-controlled (for Initial 2 Weeks) Randomized Period, Followed by a 24-week Open-label Extension to Assess Magnetic Resonance Image (MRI) - Verified Early Response to Certolizumab Pegol in Subjects With Active Rheumatoid Arthritis (RA)

Phase IIIb study to determine early response to Certolizumab Pegol (CZP) with Magnetic Resonance Imaging (MRI) score Outcome Measures in Rheumatoid Arthritis (RA) Clinical Trials (OMERACT) RA MRI Scoring System (RAMRIS) in subjects with RA.