Masaki Katayama

Osaka, Japan

Last Updated: 09/26/2026

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Found 38 publications

Reduced versus standard dosing of Janus kinase inhibitors in rheumatoid arthritis: a propensity score-matched real-world study accounting for poor prognostic factors.

Reduced versus standard dosing of Janus kinase inhibitors in rheumatoid arthritis: a propensity score-matched real-world study accounting for poor prognostic factors.

Journal: Annals of the rheumatic diseases

Published: February 08, 2026

Personalized exercise therapy during targeted drug therapy tapering in patients with rheumatoid arthritis: a pilot randomized controlled trial.

Personalized exercise therapy during targeted drug therapy tapering in patients with rheumatoid arthritis: a pilot randomized controlled trial.

Journal: BMC rheumatology

Published: October 30, 2025

Effect of treat-to-target strategies on maternal and neonatal outcomes of rheumatoid arthritis: a multicentre real-world ANSWER cohort study.

Effect of treat-to-target strategies on maternal and neonatal outcomes of rheumatoid arthritis: a multicentre real-world ANSWER cohort study.

Journal: Rheumatology (Oxford, England)

Published: June 17, 2025

Differential Impact of Concomitant Methotrexate and Glucocorticoids Dosages on Biologics and JAK Inhibitors: The ANSWER Cohort Study.

Differential Impact of Concomitant Methotrexate and Glucocorticoids Dosages on Biologics and JAK Inhibitors: The ANSWER Cohort Study.

Journal: International journal of rheumatic diseases

Published: November 28, 2024

Comparative effects of biological and targeted synthetic DMARDs on incident chronic kidney disease in patients with rheumatoid arthritis.

Comparative effects of biological and targeted synthetic DMARDs on incident chronic kidney disease in patients with rheumatoid arthritis.

Journal: Rheumatology (Oxford, England)

Published: July 01, 2024

Predictive factors and treatment outcomes associated with difficult-to-treat rheumatoid arthritis conditions: the ANSWER cohort study.

Predictive factors and treatment outcomes associated with difficult-to-treat rheumatoid arthritis conditions: the ANSWER cohort study.

Journal: Rheumatology (Oxford, England)

Published: January 10, 2024

Comparison of retention of biologics in Japanese patients with elderly-onset rheumatoid arthritis-the ANSWER cohort study.

Comparison of retention of biologics in Japanese patients with elderly-onset rheumatoid arthritis-the ANSWER cohort study.

Journal: Rheumatology (Oxford, England)

Published: December 18, 2023

Association of large joint involvement at the start of biological disease-modifying antirheumatic drugs and Janus kinase inhibitors with disease activity and drug retention in patients with rheumatoid arthritis: The ANSWER cohort study.

Association of large joint involvement at the start of biological disease-modifying antirheumatic drugs and Janus kinase inhibitors with disease activity and drug retention in patients with rheumatoid arthritis: The ANSWER cohort study.

Journal: International journal of rheumatic diseases

Published: December 03, 2023

Comparative effectiveness of biological disease-modifying antirheumatic drugs and Janus kinase inhibitor monotherapy in rheumatoid arthritis.

Comparative effectiveness of biological disease-modifying antirheumatic drugs and Janus kinase inhibitor monotherapy in rheumatoid arthritis.

Journal: Rheumatology (Oxford, England)

Published: April 16, 2023

Drug retention of biologics and Janus kinase inhibitors in patients with rheumatoid arthritis: the ANSWER cohort study.

Drug retention of biologics and Janus kinase inhibitors in patients with rheumatoid arthritis: the ANSWER cohort study.

Journal: RMD open

Published: March 26, 2023

Prognostic Factors Affecting Death in Patients with Rheumatoid Arthritis Complicated by Pneumocystis jirovecii Pneumonia and One-Year Clinical Course: The ANSWER Cohort Study.

Prognostic Factors Affecting Death in Patients with Rheumatoid Arthritis Complicated by Pneumocystis jirovecii Pneumonia and One-Year Clinical Course: The ANSWER Cohort Study.

Journal: International journal of molecular sciences

Published: February 28, 2023

Real-world comparative study of the efficacy of Janus kinase inhibitors in patients with rheumatoid arthritis: the ANSWER cohort study.

Real-world comparative study of the efficacy of Janus kinase inhibitors in patients with rheumatoid arthritis: the ANSWER cohort study.

Journal: Rheumatology (Oxford, England)

Published: January 25, 2023

Showing 1-12 of 38

Last Updated: 09/26/2026