Tom H Margrain

Summary

Affiliation: Cardiff University
Country: UK

Publications

  1. pmc Stepped-care to prevent depression and anxiety in visually impaired older adults--design of a randomised controlled trial
    Hilde P A van der Aa
    Department of Ophthalmology, VU University Medical Centre, PO Box 7057, Amsterdam, MB, 1007, The Netherlands
    BMC Psychiatry 13:209. 2013
  2. pmc Helping blind and partially sighted people to read: the effectiveness of low vision aids
    T H Margrain
    Department of Optometry and Vision Sciences, Cardiff University, PO Box 905, King Edward VII Avenue, Cardiff CF1 3XF
    Br J Ophthalmol 84:919-21. 2000
  3. ncbi request reprint Do blue light filters confer protection against age-related macular degeneration?
    T H Margrain
    School of Optometry and Vision Sciences, Cardiff University, Redwood Building, King Edward VII Avenue, Cardiff CF10 3NB, UK
    Prog Retin Eye Res 23:523-31. 2004
  4. ncbi request reprint Evaluating anxiety in patients attending optometric practice
    Tom H Margrain
    Department of Optometry and Vision Sciences, Cardiff University, Cardiff, UK
    Ophthalmic Physiol Opt 23:287-93. 2003
  5. ncbi request reprint Sources of variability in the clinical photostress test
    Tom H Margrain
    Department of Optometry and Vision Sciences, Cardiff University, UK
    Ophthalmic Physiol Opt 22:61-7. 2002
  6. ncbi request reprint Development of the 25-item Cardiff Visual Ability Questionnaire for Children (CVAQC)
    Jyoti Khadka
    School of Optometry and Vision Sciences, Cardiff University, Cardiff, UK
    Br J Ophthalmol 94:730-5. 2010
  7. doi request reprint Measurement of cone dark adaptation: a comparison of four psychophysical methods
    Allannah J Gaffney
    School of Optometry and Vision Sciences, Cardiff University, Maindy Road, Cathays, Cardiff, CF24 4LU, UK
    Doc Ophthalmol 128:33-41. 2014
  8. doi request reprint The effect of pre-adapting light intensity on dark adaptation in early age-related macular degeneration
    Allannah J Gaffney
    School of Optometry and Vision Sciences, Cardiff University, Maindy Road, Cathays, Cardiff, CF24 4LU, UK
    Doc Ophthalmol 127:191-9. 2013
  9. ncbi request reprint Grating visual acuity in infantile nystagmus in the absence of image motion
    Matt J Dunn
    School of Optometry and Vision Sciences, Cardiff University, Cardiff, United Kingdom
    Invest Ophthalmol Vis Sci 55:2682-6. 2014
  10. doi request reprint Topography of cone dark adaptation deficits in age-related maculopathy
    Allannah J Gaffney
    School of Optometry and Vision Sciences, Cardiff University, Cardiff, UK
    Optom Vis Sci 88:1080-7. 2011

Collaborators

Detail Information

Publications32

  1. pmc Stepped-care to prevent depression and anxiety in visually impaired older adults--design of a randomised controlled trial
    Hilde P A van der Aa
    Department of Ophthalmology, VU University Medical Centre, PO Box 7057, Amsterdam, MB, 1007, The Netherlands
    BMC Psychiatry 13:209. 2013
    ..Adequate treatment may prevent the development of depression or anxiety in this high risk group...
  2. pmc Helping blind and partially sighted people to read: the effectiveness of low vision aids
    T H Margrain
    Department of Optometry and Vision Sciences, Cardiff University, PO Box 905, King Edward VII Avenue, Cardiff CF1 3XF
    Br J Ophthalmol 84:919-21. 2000
    ..To substantiate the claim that low vision aids reduce the degree of disability associated with visual impairment...
  3. ncbi request reprint Do blue light filters confer protection against age-related macular degeneration?
    T H Margrain
    School of Optometry and Vision Sciences, Cardiff University, Redwood Building, King Edward VII Avenue, Cardiff CF10 3NB, UK
    Prog Retin Eye Res 23:523-31. 2004
    ..Given the socio-economic impact of this disease and urgent need to identify modifiable risk factors, future work should include a large-scale clinical trial to evaluate the effect of blue blocking filters on AMD progression rates...
  4. ncbi request reprint Evaluating anxiety in patients attending optometric practice
    Tom H Margrain
    Department of Optometry and Vision Sciences, Cardiff University, Cardiff, UK
    Ophthalmic Physiol Opt 23:287-93. 2003
    ..We conclude that these techniques are suitable for use in further experimental work and may be used to identify factors capable of reducing anxiety in the optometric consulting room...
  5. ncbi request reprint Sources of variability in the clinical photostress test
    Tom H Margrain
    Department of Optometry and Vision Sciences, Cardiff University, UK
    Ophthalmic Physiol Opt 22:61-7. 2002
    ..Photostress recovery time increases with age but is independent of pupil size, ametropia and visual acuity...
  6. ncbi request reprint Development of the 25-item Cardiff Visual Ability Questionnaire for Children (CVAQC)
    Jyoti Khadka
    School of Optometry and Vision Sciences, Cardiff University, Cardiff, UK
    Br J Ophthalmol 94:730-5. 2010
    ..To develop and validate a short questionnaire to assess self-reported visual ability in children and young people with a visual impairment...
  7. doi request reprint Measurement of cone dark adaptation: a comparison of four psychophysical methods
    Allannah J Gaffney
    School of Optometry and Vision Sciences, Cardiff University, Maindy Road, Cathays, Cardiff, CF24 4LU, UK
    Doc Ophthalmol 128:33-41. 2014
    ..In order to identify the most robust, clinically applicable technique for the measurement of cone dark adaptation, the repeatability and agreement of four psychophysical methods were assessed...
  8. doi request reprint The effect of pre-adapting light intensity on dark adaptation in early age-related macular degeneration
    Allannah J Gaffney
    School of Optometry and Vision Sciences, Cardiff University, Maindy Road, Cathays, Cardiff, CF24 4LU, UK
    Doc Ophthalmol 127:191-9. 2013
    ....
  9. ncbi request reprint Grating visual acuity in infantile nystagmus in the absence of image motion
    Matt J Dunn
    School of Optometry and Vision Sciences, Cardiff University, Cardiff, United Kingdom
    Invest Ophthalmol Vis Sci 55:2682-6. 2014
    ..The condition is almost always associated with lower-than-normal visual acuity (VA). This is assumed to be at least partially due to motion blur induced by the eye movements. Here, we investigated the effect of image motion on VA...
  10. doi request reprint Topography of cone dark adaptation deficits in age-related maculopathy
    Allannah J Gaffney
    School of Optometry and Vision Sciences, Cardiff University, Cardiff, UK
    Optom Vis Sci 88:1080-7. 2011
    ..We quantified the diagnostic potential of cone dark adaptation as a function of retinal eccentricity and compared this with the diagnostic potential of the time to the rod-cone-break (RCB)...
  11. doi request reprint Aging and cone dark adaptation
    Allannah J Gaffney
    School of Optometry and Vision Sciences, Cardiff University, Cardiff, Wales, United Kingdom
    Optom Vis Sci 89:1219-24. 2012
    ..The aim of this study was to evaluate the effect of age on cone dark adaptation...
  12. doi request reprint Predicting state anxiety in optometric practice
    Helen Court
    School of Optometry and Vision Sciences, Cardiff University, Cardiff, Wales, United Kingdom
    Optom Vis Sci 86:1295-302. 2009
    ..To date, little is known about the causes of patient anxiety in optometric practice. Therefore, the purpose of this study was to identify the predictors of state anxiety for patients attending optometric consultations...
  13. doi request reprint Evaluating patient anxiety levels during contact lens fitting
    Helen Court
    School of Optometry and Vision Sciences, Cardiff University, Cardiff, United Kingdom
    Optom Vis Sci 85:574-80. 2008
    ..Therefore, the purpose of this study was to evaluate patient anxiety during a commonly conducted type of optometric examination, namely a contact lens fit...
  14. doi request reprint Stress and visual function in infantile nystagmus syndrome
    Philip H Jones
    School of Optometry and Vision Sciences, Cardiff University, Cardiff, United Kingdom
    Invest Ophthalmol Vis Sci 54:7943-51. 2013
    ..This investigation aimed to measure visual function in terms of visual acuity (VA) and response time (RT), when INS subjects are placed under stress...
  15. doi request reprint Measuring patient anxiety in primary care: Rasch analysis of the 6-item Spielberger State Anxiety Scale
    Helen Court
    School of Optometry and Vision Sciences, Cardiff University, Cardiff, UK
    Value Health 13:813-9. 2010
    ..The purpose of this study was to evaluate the measurement properties of the shortened 6-item Spielberger State Anxiety Scale using Rasch analysis in general medical practice patients (N=297)...
  16. doi request reprint The newly established primary care based Welsh Low Vision Service is effective and has improved access to low vision services in Wales
    Barbara Ryan
    Cardiff School of Optometry and Vision Sciences, Cardiff University, Maindy Road, Cardiff, UK
    Ophthalmic Physiol Opt 30:358-64. 2010
    ..The aim of this study was to determine whether the new, primary care based, Welsh Low Vision Service (WLVS) improved access to low vision services in Wales and was effective...
  17. ncbi request reprint Evaluating retinal function in age-related maculopathy with the ERG photostress test
    Alison M Binns
    School of Optometry and Vision Sciences, Cardiff University, Cardiff, Wales, United Kingdom
    Invest Ophthalmol Vis Sci 48:2806-13. 2007
    ..To evaluate the diagnostic potential of the electroretinogram (ERG) photostress test and the focal cone ERG in age-related maculopathy (ARM)...
  18. doi request reprint Age, eye movement and motion discrimination
    Emer O'Connor
    School of Psychology, Cardiff University, Tower Building, Park Place, Cardiff CF10 3YT, UK
    Vision Res 50:2588-99. 2010
    ..Imprecise eye movement, or later noise introduced at the combination stage, could not explain the results...
  19. doi request reprint How effective is low vision service provision? A systematic review
    Alison M Binns
    Cardiff University, Cardiff, Wales
    Surv Ophthalmol 57:34-65. 2012
    ..We highlight study design and reporting considerations and suggest a future research agenda...
  20. ncbi request reprint Content development of the Optometric Patient Anxiety Scale
    Helen Court
    School of Optometry and Vision Sciences, Cardiff University, Cardiff, United Kingdom
    Optom Vis Sci 84:729-37. 2007
    ..Such a tool will have both clinical and research application; allowing the identification of anxious patients in practice and as a method to establish the success of anxiety reducing interventions...
  21. ncbi request reprint Evaluating the association between anxiety and satisfaction
    Helen Court
    School of Optometry and Vision Sciences, Cardiff University, Cardiff, Wales, United Kingdom
    Optom Vis Sci 86:216-21. 2009
    ..Therefore, the purpose of this study was to determine whether patients who report higher levels of preexamination anxiety have lower levels of satisfaction postconsultation...
  22. ncbi request reprint Head-centred motion perception in the ageing visual system
    Tom C A Freeman
    School of Psychology, Cardiff University, UK
    Spat Vis 15:117-27. 2002
    ..The findings suggest a more complicated explanation of the combined influence of age and duration on head-centred motion perception than that described by the signal-size hypothesis...
  23. ncbi request reprint Evaluation of retinal function using the Dynamic Focal Cone ERG
    Alison Binns
    School of Optometry and Vision Sciences, Cardiff University, PO Box 905, Cardiff CF10 3XF, Wales, UK
    Ophthalmic Physiol Opt 25:492-500. 2005
    ..We conclude that this technique provides a clinically applicable, objective measure of outer retinal recovery...
  24. doi request reprint How effective is the new community-based Welsh low vision service?
    H Court
    School of Optometry and Vision Sciences, Cardiff University, Cardiff, UK
    Br J Ophthalmol 95:178-84. 2011
    ..To determine if there was a significant difference between user-centred and clinical outcomes in people with low vision who attended a new community-based low vision service (CLVS) or the hospital-based low vision service (HBLV)...
  25. doi request reprint Techniques for extraction of depth-resolved in vivo human retinal intrinsic optical signals with optical coherence tomography
    Alexandre R Tumlinson
    Optometry and Vision Sciences, Cardiff University, Maindy Road, Cardiff CF24 4LU, Wales, UK
    Jpn J Ophthalmol 53:315-26. 2009
    ..To demonstrate acquisition and analysis methods for depth-resolved observation of slow retinal physiology induced changes in infrared backscatter in vivo...
  26. doi request reprint Measuring low vision service outcomes: Rasch analysis of the seven-item National Eye Institute Visual Function Questionnaire
    Barbara Ryan
    School of Optometry and Vision Sciences, Cardiff University, Cardiff, United Kingdom
    Optom Vis Sci 85:112-21. 2008
    ....
  27. doi request reprint The repeatability of the Goldmann-Weekers adaptometer for measuring cone adaptation
    Allannah J Gaffney
    School of Optometry and Vision Sciences, Cardiff University, Maindy Road, Cathays, Cardiff, CF24 4LU, UK
    Doc Ophthalmol 122:71-5. 2011
    ..48 ± 40.33 and 119.94 ± 33.25 s at the first and second visits, respectively). This indicates that the Goldmann-Weekers adaptometer is unlikely to be a useful instrument to chart changes in an individual's vision over time...
  28. doi request reprint Precision and accuracy of ocular following: influence of age and type of eye movement
    Andrew J Kolarik
    School of Psychology, Cardiff University, Tower Building, Park Place, Cardiff, CF10 3AT, UK
    Exp Brain Res 201:271-82. 2010
    ..The relationship of our data to previous studies is discussed, as are the consequences of imprecise eye movement for models of oculomotor control and perception during eye movement...
  29. ncbi request reprint Infantile nystagmus adapts to visual demand
    Debbie Wiggins
    School of Optometry and Vision Sciences, Cardiff University, Cardiff, United Kingdom
    Invest Ophthalmol Vis Sci 48:2089-94. 2007
    ..Individuals with infantile nystagmus syndrome (INS) commonly report that making an effort to see can intensify their nystagmus and adversely affect vision. However, such an effect has never been confirmed experimentally...
  30. ncbi request reprint Development of a technique for recording the focal rod ERG
    Alison Binns
    School of Optometry and Vision Sciences, Cardiff University, Wales, UK
    Ophthalmic Physiol Opt 26:71-9. 2006
    ..However, the Background Adaptation technique was found to more reliably elicit a focal response with a measurable a-wave, and was also considerably less time consuming than the Subtraction technique...
  31. ncbi request reprint Anisometropia is independently associated with both spherical and cylindrical ametropia
    Xue Jiao Qin
    School of Optometry and Vision Sciences, Cardiff University, Wales, UK
    Invest Ophthalmol Vis Sci 46:4024-31. 2005
    ..To explore the associations between anisometropia and spherical ametropia, astigmatism, age, and sex...