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. Author manuscript; available in PMC: 2017 May 1.
Published in final edited form as: Arthritis Care Res (Hoboken). 2016 May;68(5):706–710. doi: 10.1002/acr.22722

Figure 2.

Figure 2

Hazard for death associated with prednisone monotherapy and in combination with methotrexate and sulfasalazine. Cox time-varying multivariable regression model, adjusted for age, sex, ethnicity, education level, duration of RA at study entry, BMI, HAQ Disability Index, pain, rheumatology visit (y/n), NSAIDs, DMARDs (excluding the one under study), TNF inhibitors, COX-2 inhibitors, comorbidities and both prednisone and DMARD baseline and time-dependent propensities, stratified by time of study entry and location.