Contact Lens & Anterior Eye
Volume 34, Issue 1 , Pages 32-35 , February 2011

Global trends in prescribing contact lenses for extended wear

  • Philip B. Morgan

      Affiliations

    • Eurolens Research, The University of Manchester, Moffat Building, P.O. Box 88, Manchester M60 1QD, United Kingdom
    • ,
  • Nathan Efron

      Affiliations

    • Institute of Health and Biomedical Innovation, and School of Optometry, Queensland University of Technology, 60 Musk Avenue, Kelvin Grove, Queensland 4059, Australia
    • Corresponding Author InformationCorresponding author. Tel.: +61 7 3138 6401; fax: +61 7 3319 6974.
    • ,
  • Magne Helland

      Affiliations

    • Department of Optometry and Visual Science, Buskerud University College, P.O. Box 235, N-3603 Kongsberg, Norway
    • ,
  • Motozumi Itoi

      Affiliations

    • Department of Ophthalmology, Juntendo University School of Medicine, Hongo 3-1-3, Bunkyo-ku, Tokyo 113-8431, Japan
    • ,
  • Deborah Jones

      Affiliations

    • School of Optometry, University of Waterloo, 200 University Avenue West, Waterloo, Ontario, Canada N2L 3G1
    • ,
  • Jason J. Nichols

      Affiliations

    • College of Optometry, The Ohio State University, 320W. 10th Ave., Columbus, OH 43210-1280, United States
    • ,
  • Eef van der Worp

      Affiliations

    • University of Maastricht, P. Debijelaan 25, 6202 AZ, Maastricht, The Netherlands
    • ,
  • Craig A. Woods

      Affiliations

    • Centre for Contact Lens Research, School of Optometry, University of Waterloo, 200 University Avenue West, Waterloo, Ontario, Canada N2L 3G1

References 

  1. Brennan NA, Coles M-LC. Continuous wear. In:  Efron N editors. Contact lens practice. 2nd ed.. Oxford: Butterworth-Heinemann; 2010;p. 266–280
  2. Stark WJ, Martin NF. Extended-wear contact lenses for myopic correction. Arch Ophthalmol. 1981;99:1963–1966
  3. Efron N, Wohl A, Toma N, Jones L, Lowe R. Pseudomonas corneal ulcers associated with daily wear of disposable hydrogel contact lenses. Int Contact Lens Clin. 1991;18:46–52
  4. Efron N, Carney LG. Models of oxygen performance for the static, dynamic and closed lid wear of hydrogel contact lenses. Aust J Optom. 1981;64:223–233
  5. Efron N, Morgan PB, Cameron ID, Brennan NA, Goodwin M. Oxygen permeability and water content of silicone hydrogel contact lens materials. Optom Vis Sci. 2007;84:328–337
  6. Morgan PB, Efron N. A decade of contact lens prescribing trends in the United Kingdom (1996–2005). Contact Lens Ant Eye. 2006;29:59–68
  7. Morgan PB, Efron N, Helland M, Itoi M, Jones D, Nichols J, et al. Demographics of international contact lens prescribing. Contact Lens Ant Eye. 2010;33:27–29
  8. Efron N, Brennan NA. Will increased oxygen really decrease extended wear infections?. Optom Vis Sci. 1999;76:435–436
  9. Covey M, Sweeney DF, Terry R, Sankaridurg PR, Holden BA. Hypoxic effects on the anterior eye of high-Dk soft contact lens wearers are negligible. Optom Vis Sci. 2001;78:95–99
  10. Morgan PB, Efron N, Hill EA, Raynor MK, Whiting MA, Tullo AB. Incidence of keratitis of varying severity among contact lens wearers. Br J Ophthalmol. 2005;89:430–436
  11. Stapleton F, Keay L, Edwards K, Naduvilath T, Dart JK, Brian G, et al. The incidence of contact lens-related microbial keratitis in Australia. Ophthalmology. 2008;115:1655–1662
  12. Poggio EC, Glynn RJ, Schein OD, Seddon JM, Shannon MJ, Scardino VA, et al. The incidence of ulcerative keratitis among users of daily-wear and extended-wear soft contact lenses. N Engl J Med. 1989;321:779–783
  13. Stapleton F, Keay LJ, Sanfilippo PG, Katiyar S, Edwards KP, Naduvilath T. Relationship between climate, disease severity, and causative organism for contact lens-associated microbial keratitis in Australia. Am J Ophthalmol. 2007;144:690–698
  14. World climate. http://www.worldclimate.com/ [accessed on March 11, 2010].
  15. World health statistics 2009. Table 9: Demographic and socioeconomic statistics. http://www.who.int/whosis/whostat/2009/en/index.html [accessed on March 11, 2010].
  16. Rowe N, Beasley N, Adams R. Sport, physical activity and health: future prospects for improving the health of the nation. Driving up participation: the challenge for sport. London: Sport England; 2004;p. 14–26
  17. Efron N, Carney LG. Oxygen levels beneath the closed eyelid. Invest Ophthalmol Vis Sci. 1979;18:93–95

PII: S1367-0484(10)00079-2

doi: 10.1016/j.clae.2010.06.007

Contact Lens & Anterior Eye
Volume 34, Issue 1 , Pages 32-35 , February 2011

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