Chris  Butler

Prof. Chris Butler

Nuffield Department of Primary Care Health Sciences, University of Oxford, Oxford, OX2 6GG, UK
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Research Focus & Metrics

Academic Career Length

33Years (1994-Present)

(Calculated once Scilit publication data is synced: current year − year of first publication + 1)

Representative Publications

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1 November 2013 in Patient Education and Counseling
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Journal Article
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BLBrad Lundahl
Brad Lundahl
TMTeena Moleni
Teena Moleni
BBBrian L. Burke
Brian L. Burke
RBRobert Butters
Robert Butters
DTDerrik Tollefson
Derrik Tollefson
SRStephen Rollnick
Stephen Rollnick

5 September 1998 in BMJ
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Journal Article
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CChris Butler
Chris Butler
SRStephen Rollnick
Stephen Rollnick
RPRoisin Pill
Roisin Pill
FMFrances Maggs-Rapport
Frances Maggs-Rapport
NSNigel Stott
Nigel Stott
Objectives: To better understand reasons for antibiotics being prescribed for sore throats despite well known evidence that they are generally of little help. Design: Qualitative study with semi-structured interviews. Setting: General practices in South Wales. Subjects: 21 general practitioners and 17 of their patients who had recently consulted for a sore throat or upper respiratory tract infection. Main outcome measures: Subjects' experience of management of the illness, patients' expectations, beliefs about antibiotic treatment for sore throats, and ideas for reducing prescribing. Results: Doctors knew of the evidence for marginal effectiveness yet often prescribed for good relationships with patients. Possible patient benefit outweighed theoretical community risk from resistant bacteria. Most doctors found prescribing “against the evidence” uncomfortable and realised this probably increased workload. Explanations of the distinction between virus and bacterium often led to perceived confusion. Clinicians were divided on the value of leaflets and national campaigns, but several favoured patient empowerment for self care by other members of the primary care team. Patient expectations were seldom made explicit, and many were not met. A third of patients had a clear expectation for antibiotics, and mothers were more likely to accept non-antibiotic treatment for their children than for themselves. Satisfaction was not necessarily related to receiving antibiotics, with many seeking reassurance, further information, and pain relief. Conclusions: This prescribing decision is greatly influenced by considerations of the doctor-patient relationship. Consulting strategies that make patient expectations explicit without damaging relationships might reduce unwanted antibiotics. Repeating evidence for lack of effectiveness is unlikely to change doctors' prescribing, but information about risk to individual patients might. Emphasising positive aspects of non-antibiotic treatment and lack of efficacy in general might be helpful.

5 April 2019 in Science
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Laurence RoopeLaurence Roope
Laurence Roope
RSRichard Smith
Richard Smith
KPKoen Pouwels
Koen Pouwels
JBJames Buchanan
James Buchanan
LALucy Abel
Lucy Abel
SWSarah Wordsworth
Sarah Wordsworth
Incentivizing restraint in drug use: The accelerating tide of antimicrobial resistance (AMR) is a major worldwide policy concern. Like climate change, the incentives for individual decision-makers do not take into account the costs to society at large. AMR represents an impending “tragedy of the commons,” and there is an immediate need for collective action to prevent future harm. Roope et al. review the issues associated with AMR from an economics perspective and draw parallels with climate change. A major stumbling block for both challenges is to build consensus about the best way forward when faced with many uncertainties and inequities. Science , this issue p. eaau4679

22 December 2022 in The Lancet
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CChris Butler
Chris Butler
FHF D Richard Hobbs
F D Richard Hobbs
OGOghenekome A Gbinigie
Oghenekome A Gbinigie
NRNajib M Rahman
Najib M Rahman
GHGail Hayward
Gail Hayward
AZAzhar Zafar
Azhar Zafar
The safety, effectiveness, and cost-effectiveness of molnupiravir, an oral antiviral medication for SARS-CoV-2, has not been established in vaccinated patients in the community at increased risk of morbidity and mortality from COVID-19. We aimed to establish whether the addition of molnupiravir to usual care reduced hospital admissions and deaths associated with COVID-19 in this population. PANORAMIC was a UK-based, national, multicentre, open-label, multigroup, prospective, platform adaptive randomised controlled trial. Eligible participants were aged 50 years or older—or aged 18 years or older with relevant comorbidities—and had been unwell with confirmed COVID-19 for 5 days or fewer in the community. Participants were randomly assigned (1:1) to receive 800 mg molnupiravir twice daily for 5 days plus usual care or usual care only. A secure, web-based system (Spinnaker) was used for randomisation, which was stratified by age (<50 years vs ≥50 years) and vaccination status (yes vs no). COVID-19 outcomes were tracked via a self-completed online daily diary for 28 days after randomisation. The primary outcome was all-cause hospitalisation or death within 28 days of randomisation, which was analysed using Bayesian models in all eligible participants who were randomly assigned. This trial is registered with ISRCTN, number 30448031. Between Dec 8, 2021, and April 27, 2022, 26 411 participants were randomly assigned, 12 821 to molnupiravir plus usual care, 12 962 to usual care alone, and 628 to other treatment groups (which will be reported separately). 12 529 participants from the molnupiravir plus usual care group, and 12 525 from the usual care group were included in the primary analysis population. The mean age of the population was 56·6 years (SD 12·6), and 24 290 (94%) of 25 708 participants had had at least three doses of a SARS-CoV-2 vaccine. Hospitalisations or deaths were recorded in 105 (1%) of 12 529 participants in the molnupiravir plus usual care group versus 98 (1%) of 12 525 in the usual care group (adjusted odds ratio 1·06 [95% Bayesian credible interval 0·81–1·41]; probability of superiority 0·33). There was no evidence of treatment interaction between subgroups. Serious adverse events were recorded for 50 (0·4%) of 12 774 participants in the molnupiravir plus usual care group and for 45 (0·3%) of 12 934 in the usual care group. None of these events were judged to be related to molnupiravir. Molnupiravir did not reduce the frequency of COVID-19-associated hospitalisations or death among high-risk vaccinated adults in the community. UK National Institute for Health and Care Research

5 May 2009 in BMJ
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JCJochen Cals
Jochen Cals
CChris Butler
Chris Butler
RHRogier M Hopstaken
Rogier M Hopstaken
KHKerenza Hood
Kerenza Hood
GDGeert-Jan Dinant
Geert-Jan Dinant
Objective To assess the effect of general practitioner testing for C reactive protein (disease approach) and receiving training in enhanced communication skills (illness approach) on antibiotic prescribing for lower respiratory tract infection.Design Pragmatic, 2×2 factorial, cluster randomised controlled trial.Setting 20 general practices in the Netherlands.Participants 40 general practitioners from 20 practices recruited 431 patients with lower respiratory tract infection.Main outcome measures The primary outcome was antibiotic prescribing at the index consultation. Secondary outcomes were antibiotic prescribing during 28 days’ follow-up, reconsultation, clinical recovery, and patients’ satisfaction and enablement.Interventions General practitioners’ use of C reactive protein point of care testing and training in enhanced communication skills separately and combined, and usual care.Results General practitioners in the C reactive protein test group prescribed antibiotics to 31% of patients compared with 53% in the no test group (P=0.02). General practitioners trained in enhanced communication skills prescribed antibiotics to 27% of patients compared with 54% in the no training group (P<0.01). Both interventions showed a statistically significant effect on antibiotic prescribing at any point during the 28 days’ follow-up. Clinicians in the combined intervention group prescribed antibiotics to 23% of patients (interaction term was non-significant). Patients’ recovery and satisfaction were similar in all study groups.Conclusion Both general practitioners’ use of point of care testing for C reactive protein and training in enhanced communication skills significantly reduced antibiotic prescribing for lower respiratory tract infection without compromising patients’ recovery and satisfaction with care. A combination of the illness and disease focused approaches may be necessary to achieve the greatest reduction in antibiotic prescribing for this common condition in primary care.Trial registration Current Controlled Trials ISRCTN85154857.

28 August 2019 in Nature Reviews Drug Discovery
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CChris Butler
Chris Butler