K. O’Brien

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Orthodontic treatment for prominent upper front teeth in children.

H. Worthington, J. Harrison, K. O’Brien, 2008, The Cochrane database of systematic reviews.

Orthodontic treatment for prominent upper front teeth (Class II malocclusion) in children and adolescents.

J. Harrison, K. O’Brien, K. B. Batista, 2018, The Cochrane database of systematic reviews.

Incremental versus maximum bite advancement during twin-block therapy: a randomized controlled clinical trial.

K. O’Brien, P. Banks, Jean Wright, 2004, American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics.

The use of postal reminders to reduce non-attendance at an orthodontic clinic: A randomised controlled trial

K D O'Brien, K. O’Brien, Ş. Can, 2003, British Dental Journal.

Development and use of a taxonomy to carry out a systematic review of the literature on methods described to effect distal movement of maxillary molars.

A. Glenny, K. O’Brien, G. Atherton, 2002, Journal of orthodontics.

Development of a core outcome set for use in routine orthodontic clinical trials.

K. O’Brien, P. Fleming, A. Johal, 2020, American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics.

orthodontics: The effect of orthodontic referral guidelines: a randomised controlled trial

K. O’Brien, M. Read, J. Wright, 2000, British Dental Journal.

In search of the sample: recent experiences of a trial team in orthodontics.

S. Cunningham, D. Millett, K. O’Brien, 2011, Contemporary clinical trials.

Dentists' agreement on treatment of asymptomatic impacted third molar teeth: interview study

K. O’Brien, J. Rood, C. Jones, 1997, BMJ.

Intention‐to‐treat analysis: Are we managing dropouts and missing data properly in research on orthodontic treatment? A systematic review

K. O’Brien, B. Thiruvenkatachari, Klaus Barretto dos Santos Lopes Batista, 2019, American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics.

A clinical trial of aligning archwires.

W. Shaw, K. O’Brien, E. Combe, 1990, European journal of orthodontics.

Orthodontic treatment for prominent upper front teeth in children.(Protocol for a Cochrane Review)

H. Worthington, J. Scholey, W. Shaw, 2007 .

A clinical evaluation of the effectiveness of including fluoride into an orthodontic bonding adhesive.

K. O’Brien, A. Burn, P. Banks, 1997, European journal of orthodontics.

Teledentistry for screening new patient orthodontic referrals. Part 1: A randomised controlled trial.

H. Worthington, K. O’Brien, L. Harvey, 2005, British Dental Journal.

Do dentists refer orthodontic patients inappropriately?

K. O’Brien, D. Bearn, N. Fox, 1996, British Dental Journal.

Expanded Function Orthodontic Auxiliaries; a Proposal for their Introduction in the UK

W. Shaw, K. O’Brien, 1988, British journal of orthodontics.

The use of occlusal indices: a European perspective.

S. Richmond, W. Shaw, K. O’Brien, 1995, American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics.

Isolation and identification of Candida species from the oral cavity using Chromagar Candida

K. O’Brien, D. Drucker, A. Mahmoudabadi, 2000 .

Quality control in orthodontics: risk/benefit considerations

S. Richmond, P. Brook, W. Shaw, 1991, British Dental Journal.

The child perception questionnaire is valid for malocclusions in the United Kingdom.

K. O’Brien, T. Macfarlane, Jean Wright, 2006, American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics.

Residual debris and bond strength--is there a relationship?

D. Watts, K. O’Brien, M. Read, 1988, American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics.

The Oral Yeast Flora: Effect of Upper Removable Orthodontic Appliances

K. O’Brien, Elizabeth M. Johnson, D. Drucker, 2002 .

Are dental researchers asking patient-important questions? A scoping review.

N. Pandis, K. O’Brien, P. Fleming, 2016, Journal of dentistry.

Do orthodontic research outcomes reflect patient values? A systematic review of randomized controlled trials involving children.

K. O’Brien, A. Tsichlaki, 2014, American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics.

Measuring beliefs about orthodontic treatment: a questionnaire approach.

R. Weyant, K. O’Brien, C. Phillips, 1997, Journal of public health dentistry.

The development of the PAR Index (Peer Assessment Rating): reliability and validity.

C D Stephens, S Richmond, W C Shaw, 1992, European journal of orthodontics.

In the land of no evidence, is the salesman king?

K. O’Brien, J. Sandler, 2010, American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics.

Orthodontic treatment for deep bite and retroclined upper front teeth in children.

S. Cunningham, D. Millett, K. O’Brien, 2017, The Cochrane database of systematic reviews.

Orthodontic treatment for prominent upper front teeth (Class II malocclusion) in children.

H. Worthington, J. Harrison, K. O’Brien, 2013, The Cochrane database of systematic reviews.

Orthodontic treatment for distalising upper first molars in children and adolescents.

K. O’Brien, T. Walsh, B. Thiruvenkatachari, 2013, The Cochrane database of systematic reviews.

Treatment and stability of class II division 2 malocclusion in children and adolescents: a systematic review.

S. Cunningham, D. Millett, K. O’Brien, 2012, American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics.

Effectiveness of early orthodontic treatment with the Twin-block appliance: a multicenter, randomized, controlled trial. Part 1: Dental and skeletal effects.

Ian D. Shaw, K. O’Brien, J. Sandler, 2003, American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics.

Effectiveness of treatment for Class II malocclusion with the Herbst or twin-block appliances: a randomized, controlled trial.

Upper removable appliance or Jones Jig for distalizing first molars? A randomized clinical trial.

K. O’Brien, N. Mandall, L. Paul, 2002, Orthodontics & craniofacial research.

Early treatment for Class II Division 1 malocclusion with the Twin-block appliance: a multi-center, randomized, controlled trial.

H. Worthington, L. Davies, K. O’Brien, 2009, American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics.

Consistency of orthodontic extraction decisions.

P Vig, R. Weyant, K. O’Brien, 1996, European journal of orthodontics.

Calibration of dentists in the use of occlusal indices.

S. Richmond, K. O’Brien, D. Burden, 1995, Community dentistry and oral epidemiology.

The effectiveness of Class II, division 1 treatment.

K. Vig, R. Weyant, K. O’Brien, 1995, American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics.

The validation of the Peer Assessment Rating index for malocclusion severity and treatment difficulty.

Quality control in orthodontics: indices of treatment need and treatment standards

S. Richmond, C. Stephens, P. Brook, 1991, British Dental Journal.

Development of a core outcome set for orthodontic trials using a mixed-methods approach: protocol for a multicentre study

K. O’Brien, P. Fleming, A. Johal, 2017, Trials.

A comparison of the reliability and validity of the PAR Index and Summers' Occlusal Index.

S. Richmond, W. Shaw, K. O’Brien, 1993, European journal of orthodontics.

Comparison of Twin-block and Dynamax appliances for the treatment of Class II malocclusion in adolescents: a randomized controlled trial.

K. O’Brien, J. Sandler, A. Murray, 2010, American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics.

Do malocclusion and orthodontic treatment impact oral health? A systematic review and meta-analysis.

K. O’Brien, K. B. Batista, B. Thiruvenkatachari, 2020, American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics.

Perceived aesthetic impact of malocclusion and oral self-perceptions in 14-15-year-old Asian and Caucasian children in greater Manchester.

H. Worthington, K. O’Brien, J. Mccord, 2000, European journal of orthodontics.

Assessing oral health outcomes for orthodontics--measuring health status and quality of life.

K. O’Brien, N. Mandall, D. Fox, 1998, Community dental health.

Early orthodontic treatment for Class II malocclusion reduces the chance of incisal trauma: Results of a Cochrane systematic review.

H. Worthington, J. Harrison, K. O’Brien, 2015, American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics.

A Randomized Clinical Trial to Compare Three Methods of Orthodontic Space Closure

H. Worthington, K. O’Brien, M. Read, 2002, Journal of orthodontics.

Effectiveness of 3 methods of anchorage reinforcement for maximum anchorage in adolescents: A 3-arm multicenter randomized clinical trial.

P. Speight, K. O’Brien, J. Sandler, 2014, American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics.

The relationship between normative orthodontic treatment need and measures of consumer perception.

K. O’Brien, N. Mandall, J. Wright, 2001, Community dental health.

Perceptions of the risks and benefits of orthodontic treatment.

K. O’Brien, N. Fox, J. Wright, 1996, Community dental health.

Dentists Variation in the Determination of Orthodontic Treatment Need

S. Richmond, K. O’Brien, C. Roberts, 1994, British journal of orthodontics.

A new method of measuring how much anterior tooth alignment means to adolescents.

K. O’Brien, E. Kay, D. Fox, 2000, European journal of orthodontics.

A scoping review of outcomes related to orthodontic treatment measured in cleft lip and palate.

K. O’Brien, A. Johal, A. Tsichlaki, 2017, Orthodontics & craniofacial research.

Index of orthodontic treatment need as a predictor of orthodontic treatment uptake.

K. O’Brien, L. Harvey, E. Kay, 2005, American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics.

Perceptions of orthodontic treatment need: Receiver Operating Characteristic analysis.

K. O’Brien, D. Bearn, E. Kay, 1996, Community dentistry and oral epidemiology.

Light cured direct bonding--is it necessary to use a primer?

D. Watts, K. O’Brien, M. Read, 1991, European journal of orthodontics.

An analysis of the effects of place of childhood, undergraduate and postgraduate education upon the regional distribution of specialist orthodontic practitioners

K. O’Brien, C. Roberts, 1991, British Dental Journal.

A visible light-activated direct-bonding material: an in vivo comparative study.

K. O’Brien, M. Read, C. Roberts, 1989, American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics.

Academic dentistry — Where is everybody?

K. O’Brien, E. Kay, 2006, British Dental Journal.

The Treatment of Class II Malocclusion—Have We the Evidence to Make Decisions?

K. O’Brien, J. Sandler, 2013 .

Self-ligating brackets do not increase treatment efficiency.

K. O’Brien, P. Fleming, 2013, American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics.

Juvenile Idiopathic Arthritis (JIA): A Screening Study to Measure Class II Skeletal Pattern, TMJ PDS and Use of Systemic Corticosteroids

D. Millett, K. O’Brien, T. Macfarlane, 2010, Journal of orthodontics.

Effectiveness of early orthodontic treatment with the Twin-block appliance: a multicenter, randomized, controlled trial. Part 2: Psychosocial effects.

Early treatment for Class II malocclusion and perceived improvements in facial profile.

K. O’Brien, T. Macfarlane, J. Sandler, 2009, American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics.

Orthodontic research: If we know the answers, are we asking the right questions? $

K. O’Brien, 2013 .

Is early treatment for Class II malocclusion effective? Results from a randomized controlled trial.

K. O’Brien, 2006, American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics.

SECTION NorthcroftMemorial Lecture 2004 Consumercentredresearch ... Whatdo they think ?

K. O’Brien, 2008 .

Northcroft Memorial Lecture 2004 Consumer Centred Research…What do they Think?

K. O’Brien, 2005, Journal of orthodontics.

Prospective, multi-center study of the effectiveness of orthodontic/orthognathic surgery care in the United Kingdom.

J. Harrison, K. O’Brien, D. Bearn, 2009, American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics.

A Randomized Clinical Trial to Compare the Effectiveness of Canine Lacebacks with Reference to Canine Tip

P. J. Sandler, H. Worthington, K. O’Brien, 2002, Journal of orthodontics.

Herbst appliance with skeletal anchorage versus dental anchorage in adolescents with Class II malocclusion: study protocol for a randomised controlled trial

K. O’Brien, J. Miguel, F. Carvalho, 2017, Trials.

The Use of Occlusal Indices in Assessing the Provision of Orthodontic Treatment by the Hospital Orthodontic Service of England and Wales

W. Shaw, K. O’Brien, C. Roberts, 1993, British journal of orthodontics.

Regional Variation in the Provision of Orthodontic Treatment by the Hospital Services in England and Wales

K. O’Brien, Cynthia Corkill, 1990, British journal of orthodontics.

Measuring 3-dimensional tooth movement with a 3-dimensional surface laser scanner.

Jonathan Sandler, Kevin O'Brien, K. O’Brien, 2009, American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics.

Editorial: Is evidence-based orthodontics a pipedream?

K. O’Brien, 2001, Journal of orthodontics.

A viewpoint on the current status of UK orthodontic education and the challenges for the future

K. O’Brien, J. Spencer, 2015, BDJ.

Pitfalls in Orthodontic Health Service Research

K. O’Brien, R. Craven, 1995, British journal of orthodontics.

Orthodontic teaching practice and undergraduate knowledge in British dental schools

C. Stephens, K. O’Brien, W. Rock, 2002, British Dental Journal.

Orthodontic trial outcomes: Plentiful, inconsistent, and in need of uniformity? A scoping review

K. O’Brien, P. Fleming, A. Johal, 2018, American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics.

Developing outcome measures in orthodontics that reflect patient and provider values.

K. Vig, R. Weyant, K. O’Brien, 1999, Seminars in orthodontics.

Quality control in orthodontics: factors influencing the receipt of orthodontic treatment

S. Richmond, W. Shaw, K. O’Brien, 1991, British Dental Journal.

Do Self-ligating brackets increase the efficiency of orthodontic treatment? An evidence-based review.

K. O’Brien, P. Fleming, 2013 .

Orthodontics: The consultant orthodontic service —1996 survey

K. O’Brien, J. Russell, A. Pearson, 1999, British Dental Journal.

An Analysis of Retrospective Data concerning the Provision of Orthodontic Treatment by the Community Dental Services

K. O’Brien, 1990, British journal of orthodontics.

Regional Variation in the Provision and Cost of General Dental Service Orthodontic Treatment in England and Wales

C. Stephens, W. Shaw, K. O’Brien, 1989, British journal of orthodontics.

Index of Orthodontic Treatment Need, its use in a dental epidemiology survey calibration exercise.

K. O’Brien, G. Taylor, C. Jones, 1996, Community dental health.

Health gain in orthodontics: a comparison of the general dental services and the hospital service in England and Wales.

S. Richmond, K. O’Brien, 1996, Community dental health.

The relationship between the index of orthodontic treatment need and consensus opinion of a panel of 74 dentists

S. Richmond, C. Stephens, W. Shaw, 1995, British Dental Journal.

An interview with Kevin O’Brien

K. O’Brien, 2017, Dental Press Journal of Orthodontics.

The Influence of the Setting of ‘Cut-off’ Points for Orthodontic Treatment Need upon the Reliability of the Index of Orthodontic Treatment Need

K. O’Brien, J. Green, 1994, British journal of orthodontics.

Reinforcement of anchorage during orthodontic brace treatment with implants or other surgical methods.

K. O’Brien, J. Sandler, T. Walsh, 2014, The Cochrane database of systematic reviews.

Factors Influencing the Uptakes of Orthodontic Treatment

K. O’Brien, N. Fox, J. Wright, 1996, British journal of orthodontics.

Prediction of compliance and completion of orthodontic treatment: are quality of life measures important?

K. O’Brien, J. Wright, F. Conboy, 2007, European journal of orthodontics.

Orthodontic Interactions: The Relationships between the Orthodontic Services in England and Wales

K. O’Brien, 1991, British journal of orthodontics.

Orthodontics and occlusion.

P. J. Sandler, K. O’Brien, S. Davies, 2001, British Dental Journal.

Orthodontic process and outcome: efficacy studies--strategies for developing process and outcome measures: a new era in orthodontics.

K. Vig, R. Weyant, K. O’Brien, 1998, Clinical Orthodontics and Research.

A clinical trial of an indirect bonding technique with a visible light-cured adhesive.

K. O’Brien, M. Read, 1990, American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics.

Orthodontic treatment for deep bite and retroclined upper front teeth in children.

S. Cunningham, D. Millett, K. O’Brien, 2018, The Cochrane database of systematic reviews.

Orthodontic treatment for deep bite and retroclined upper front teeth in children.

S. Cunningham, D. Millett, K. O’Brien, 2017, The Cochrane database of systematic reviews.

Orthodontics: Are specialist outreach clinics for orthodontic consultation effective? A randomised controlled trial

K. O’Brien, T. Gosden, R. Mattick, 2001, British Dental Journal.

Are specialist outreach clinics for orthodontic consultation effective? A randomised controlled trial.

K. O’Brien, T. Gosden, R. Mattick, 2001, British Dental Journal.

Dentists' perceptions of orthodontic services

K. O’Brien, J. Wright, J. McComb, 1995, British Dental Journal.

The effect of orthodontic referral guidelines: a randomised controlled trial.

K. O’Brien, M. Read, J. Wright, 2000, British dental journal.