Trial reportAnnals of the rheumatic diseases2021
Tofacitinib for the treatment of ankylosing spondylitis: a phase III, randomised, double-blind, placebo-controlled study.
Trial report in Annals of the rheumatic diseases, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to 2 registered trials, which are not on this map. Cited by 131 papers, 9 of them syntheses that pooled it.
What it found
Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.
The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
A phase 3, randomized, double-blind, placebo-controlled, study of the efficacy and safety of tofacitinib in subjects with active ankylosing spondylitis (as)
Baricitinib in the Treatment of Refractory Axial Spondyloarthritis Patients: A Comparison With Tofacitinib
Who cites it
131 citing papers in PubMed, 9 syntheses or guidelines pooled it, 239 citations in OpenAlex.
- Sex-Related Differences in Efficacy and Safety Outcomes in Axial Spondyloarthritis Randomized Clinical Trials: A Systematic Literature Review and Meta-Analysis.Arthritis care & research · 2025Pooled it
- Risk of new-onset and recurrent uveitis with different biologics for ankylosing spondylitis: a network meta-analysis.Frontiers in immunology · 2025Pooled it
- Upadacitinib for axial spondyloarthritis: a meta-analysis of efficacy and safety.Clinical rheumatology · 2024Pooled it
- Pan American League of Associations for Rheumatology recommendations for the management of axial spondyloarthritis.Nature reviews. Rheumatology · 2023Guideline
- Korean treatment recommendations for patients with axial spondyloarthritis.The Korean journal of internal medicine · 2023Guideline
- Herpes zoster in patients with inflammatory arthritides or ulcerative colitis treated with tofacitinib, baricitinib or upadacitinib: a systematic review of clinical trials and real-world studies.Rheumatology international · 2023Pooled it
- Comparison of biologics and small-molecule drugs in axial spondyloarthritis: a systematic review and network meta-analysis.Frontiers in pharmacology · 2023Pooled it
- Risk of herpes zoster associated with JAK inhibitors in immune-mediated inflammatory diseases: a systematic review and network meta-analysis.Frontiers in pharmacology · 2023Pooled it
- Effectiveness and Safety of JAK Inhibitors in Autoinflammatory Diseases: A Systematic Review.Frontiers in medicine · 2022Pooled it
- Ivarmacitinib in patients with active ankylosing spondylitis: subgroup analysis based on key baseline features from a phase II/III trial.Clinical rheumatology · 2026Trial
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- Comparison of efficacy and safety of tofacitinib and azathioprine in patients with alopecia areata and variants: a double-blind, randomized controlled trial.Archives of dermatological research · 2024Trial
- Time to improvement of pain, morning stiffness, fatigue, and disease activity in patients with ankylosing spondylitis treated with tofacitinib: a post hoc analysis.Arthritis research & therapy · 2024Trial
- Trial
- Efficacy and safety of upadacitinib in patients with ankylosing spondylitis refractory to biologic therapy: 1-year results from the open-label extension of a phase III study.Arthritis research & therapy · 2023Trial
- Efficacy and safety of upadacitinib for active ankylosing spondylitis refractory to biological therapy: a double-blind, randomised, placebo-controlled phase 3 trial.Annals of the rheumatic diseases · 2022Trial
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- JAK inhibitor tofacitinib alleviates secretory dysfunction and Th17/Treg imbalance in a Sjögren's disease murine model.Annals of medicine · 2026Article
71 more citing papers are in PubMed but not listed here.
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
14 authors at 6 institutions in 5 countries.
Funding
No grant is acknowledged in the PubMed record.
Abstract
objectiveTo assess the efficacy/safety of tofacitinib in adult patients with active ankylosing spondylitis (AS).
methodsThis phase III, randomised, double-blind, placebo-controlled study enrolled patients aged ≥18 years diagnosed with active AS, meeting the modified New York criteria, with centrally read radiographs, and an inadequate response or intolerance to ≥2 non-steroidal anti-inflammatory drugs. Patients were randomised 1:1 to receive tofacitinib 5 mg two times per day or placebo for 16 weeks. After week 16, all patients received open-label tofacitinib until week 48. The primary and key secondary endpoints were Assessment of SpondyloArthritis international Society ≥20% improvement (ASAS20) and ≥40% improvement (ASAS40) responses, respectively, at week 16. Safety was assessed throughout.
results269 patients were randomised and treated: tofacitinib, n=133; placebo, n=136. At week 16, the ASAS20 response rate was significantly (p<0.0001) greater with tofacitinib (56.4%, 75 of 133) versus placebo (29.4%, 40 of 136), and the ASAS40 response rate was significantly (p<0.0001) greater with tofacitinib (40.6%, 54 of 133) versus placebo (12.5%, 17 of 136). Up to week 16, with tofacitinib and placebo, respectively, 73 of 133 (54.9%) and 70 of 136 (51.5%) patients had adverse events; 2 of 133 (1.5%) and 1 of 136 (0.7%) had serious adverse events. Up to week 48, with tofacitinib, 3 of 133 (2.3%) patients had adjudicated hepatic events, 3 of 133 (2.3%) had non-serious herpes zoster, and 1 of 133 (0.8%) had a serious infection; with placebo→tofacitinib, 2 (1.5%) patients had non-serious herpes zoster. There were no deaths, malignancies, major adverse cardiovascular events, thromboembolic events or opportunistic infections.
conclusionsIn adults with active AS, tofacitinib demonstrated significantly greater efficacy versus placebo. No new potential safety risks were identified. TRIAL REGISTRATION NUMBER: NCT03502616.
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.