Agreement and repeatability of the Sonogage ultrasound pachometer compared with a Mitutoyo micrometer

Optometry and Vision Science

Volumn 85, Issue 5, 2008, Pages 359-363

  Weitkamp, James W ^a   Marsden, Harue J ^a   Berke, William ^a   Daijo, Grace ^a  

^a SOUTHERN CALIFORNIA COLLEGE OF OPTOMETRY   (United States)

Author keywords

Orthokeratology; Pachometry; Pachymetry; Polymacon lenses; Ultrasound

Indexed keywords

DISKS (MACHINE COMPONENTS); MEASUREMENT THEORY; MICROMETERS; OPTOMETERS; STATISTICAL METHODS; THICKNESS MEASUREMENT; VISION AIDS;

BLAND-ALTMAN ANALYSIS; ORTHOKERATOLOGY; PACHOMETRY; PACHYMETRY; POLYMACON LENSES;

ULTRASONIC EQUIPMENT;

ANALYSIS OF VARIANCE; ARTICLE; CORNEA EPITHELIUM; CORNEA THICKNESS; DIAGNOSTIC ACCURACY; DIAGNOSTIC TEST; INSTRUMENT; INTERMETHOD COMPARISON; MEASUREMENT; MICROMETER; OPTIC DISK; PACHOMETRY; PRIORITY JOURNAL; REPRODUCIBILITY;

AGED; AGED, 80 AND OVER; CORNEA; DIAGNOSTIC TECHNIQUES, OPHTHALMOLOGICAL; EQUIPMENT DESIGN; HUMANS; MACULAR DEGENERATION; MIDDLE AGED; READING; REPRODUCIBILITY OF RESULTS; VISION TESTS; VISUAL ACUITY;

EID: 43149122695     PISSN: 10405488     EISSN: None     Source Type: Journal    
DOI: 10.1097/OPX.0b013e31816bf55d     Document Type: Article

References (21)

1. Nichols JJ, Marsich MM, Nguyen M, Barr JT, Bullimore MA. Overnight orthokeratology. Optom Vis Sci 2000;77:252-9.
2. Choo J, Caroline P, Harlin D. How does the cornea change under corneal reshaping contact lenses? Eye Contact Lens 2004;30:211-13.
3. Owens H, Garner LF, Craig JP, Gamble G. Posterior corneal changes with orthokeratology. Optom Vis Sci 2004;81:421-6.
4. Swarbrick HA, Wong G, O'Leary DJ. Corneal response to orthokeratology. Optom Vis Sci 1998;75:791-9.
5. Alharbi A, Swarbrick HA. The effects of overnight orthokeratology lens wear on corneal thickness. Invest Ophthalmol Vis Sci 2003;44:2518-23.
6. Ladage PM. What does overnight lens wear do to the corneal epithelium? Is corneal refractive therapy different? Eye Contact Lens 2004;30:194-7.
7. Kremer FB, Walton P, Gensheimer G. Determination of corneal thickness using ultrasonic pachometry. Ann Ophthalmol 1985;17:506-7.
8. Patel S, Stevenson RW. Clinical evaluation of a portable ultrasonic and a standard optical pachometer. Optom Vis Sci 1994;71:43-6.
9. Salz JJ, Azen SP, Berstein J, Caroline P, Villasenor RA, Schanzlin DJ. Evaluation and comparison of sources of variability in the measurement of corneal thickness with ultrasonic and optical pachymeters. Ophthalmic Surg 1983;14:750-4.
10. Nissen J, Hjortdal JO, Ehlers N, Frost-Larsen K, Sorensen T. A clinical comparison of optical and ultrasonic pachometry. Acta Ophthalmol (Copenh) 1991;69:659-63.
11. Lackner B, Schmidinger G, Pieh S, Funovics MA, Skorpik C. Repeatability and reproducibility of central corneal thickness measurement with Pentacam, Orbscan, and ultrasound. Optom Vis Sci 2005;82:892-9.
12. Gherghel D, Hosking SL, Mantry S, Banerjee S, Naroo SA, Shah S. Corneal pachymetry in normal and keratoconic eyes: orbscan II versus ultrasound. J Cataract Refract Surg 2004;30:1272-7.
13. Herndon LW, Weizer JS, Stinnett SS. Central corneal thickness as a risk factor for advanced glaucoma damage. Arch Ophthalmol 2004;122:17-21.
14. Dybbs A, Lazara S, Greber I, Hazony D, Maguen E, Nesburn TB. The monitoring of experimental keratophakia lenticules in vivo. Invest Ophthalmol Vis Sci 1983;24:S126.
15. Altman DG, Bland JM. Measurement in medicine: the analysis of method comparison studies. Statistician 1983;32:307-17. Available at: http://www-users.york.ac.uk/~mb55/meas/ab83.pdf. Accessed January 16, 2008.
16. Bland JM, Altman DG. Statistical methods for assessing agreement between two methods of clinical measurement. Lancet 1986;1:307-10.
17. Bland JM, Altman DG. Measuring agreement in method comparison studies. Stat Methods Med Res 1999;8:135-60.
18. Wheeler NC, Morantes CM, Kristensen RM, Pettit TH, Lee DA. Reliability coefficients of three corneal pachymeters. Am J Ophthalmol 1992;113:645-51.
19. Wirbelauer C, Scholz C, Hoerauf H, Pham DT, Laqua H, Birngruber R. Noncontact corneal pachymetry with slit lamp-adapted optical coherence tomography. Am J Ophthalmol 2002;133:444-50.
20. Rah MJ, Deng L, Jackson JM. Reproducibility of ultrasound pachymetry using the Sonogage Corneo-Gage Plus 2. Optometry 2006;77:392-6.
21. Haque S, Fonn D, Simpson T, Jones L. Corneal and epithelial thickness changes after 4 weeks of overnight corneal refractive therapy lens wear, measured with optical coherence tomography. Eye Contact Lens 2004;30:189-93.