Tofacitinib for the treatment of moderately to severely active ulcerative colitis: a systematic review, network meta-analysis and economic evaluation
- PMID: 31413856
- PMCID: PMC6673763
- DOI: 10.1136/bmjgast-2019-000302
Tofacitinib for the treatment of moderately to severely active ulcerative colitis: a systematic review, network meta-analysis and economic evaluation
Erratum in
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Correction: Tofacitinib for the treatment of moderately to severely active ulcerative colitis: a systematic review, network meta-analysis and economic evaluation.BMJ Open Gastroenterol. 2020 Feb 20;7(1):e000302corr1. doi: 10.1136/bmjgast-2019-000302corr1. eCollection 2020. BMJ Open Gastroenterol. 2020. PMID: 32128231 Free PMC article.
Abstract
Background and aims: In the UK, treatments for patients with moderately to severely active ulcerative colitis who have an inadequate response to conventional therapies comprise four biological therapies-the tumour necrosis factor inhibitor (TNFi) agents adalimumab, golimumab and infliximab and the anti-integrin vedolizumab-and an orally administered small molecule therapy, tofacitinib. However, there have been few head-to-head studies of these therapies. This study aimed to compare the clinical and cost-effectiveness of tofacitinib with biological therapies.
Methods: A systematic literature review was conducted to identify all relevant randomised controlled trial (RCT) evidence. Clinical response, clinical remission and serious infection rates were synthesised using network meta-analysis (NMA). The results were used to compare the cost-effectiveness of tofacitinib and biologics with conventional therapy, using a Markov model, which incorporated lifetime costs and consequences of treatment from a UK National Health Service perspective. Analyses were conducted separately for TNFi-naïve and TNFi-exposed populations.
Results: Seventeen RCTs were used in the NMAs. There were no statistically significant differences among biological therapies and tofacitinib for either TNFi-naïve or TNFi-exposed patients. In TNFi-naïve patients, all therapies were more efficacious than placebo. In TNFi-exposed patients, only tofacitinib was significantly more efficacious than placebo as induction therapy, and only tofacitinib and vedolizumab were significantly more efficacious than placebo as maintenance therapies. There were no significant differences in serious infection rates among therapies. The incremental cost-effectiveness ratios for tofacitinib versus conventional therapy were £21 338 and £22 816 per quality-adjusted life year (QALY) in the TNFi-naïve and TNFi-exposed populations, respectively. TNFi therapies were dominated or extendedly dominated in both populations. Compared with vedolizumab, tofacitinib was associated with a similar number of QALYs, at a lower cost.
Conclusion: Tofacitinib is an efficacious treatment for moderately to severely active ulcerative colitis and is likely to be a cost-effective use of NHS resources.
Keywords: biologic therapy; clinical response and remission; cost effectiveness analysis; indirect comparison; inflammatory bowel disease; quality adjusted life year; tofacitinib.
Conflict of interest statement
Competing interests: AD, LMS and EW are employees of Symmetron Ltd, which received funding from Pfizer UK for this project. CLR received funding for this project from Symmetron Ltd. CL and NB are employees of Pfizer UK.
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