Literature DB >> 8362626

Visual acuity: calculating appropriate averages.

M J Moseley1, H S Jones.   

Abstract

Controversy surrounds the averaging of visual acuity scores. We examine this debate and provide a series of guidelines and worked examples to enable investigators to select an average (e.g. arithmetic mean, geometric mean, median) appropriate for their data.

Mesh：

Year:  1993        PMID： 8362626     DOI： 10.1111/j.1755-3768.1993.tb07138.x

Source DB:  PubMed          Journal:  Acta Ophthalmol (Copenh)        ISSN： 0001-639X


  10 in total

1.  A utility analysis correlation with visual acuity: methodologies and vision in the better and poorer eyes.

Authors:  M M Brown; G C Brown; S Sharma; A F Smith; J Landy
Journal:  Int Ophthalmol       Date:  2001       Impact factor: 2.031

2.  Orthoptic status before and immediately after heroin detoxification.

Authors:  A Y Firth; S Pulling; M P Carr; A Y Beaini
Journal:  Br J Ophthalmol       Date:  2004-09       Impact factor: 4.638

3.  Compliance in amblyopia therapy: objective monitoring of occlusion.

Authors:  A R Fielder; M Irwin; R Auld; K D Cocker; H S Jones; M J Moseley
Journal:  Br J Ophthalmol       Date:  1995-06       Impact factor: 4.638

4.  Long-term effect of hypermetropic anisometropia on the visual acuity of treated amblyopic eyes.

Authors:  S Levartovsky; M Oliver; N Gottesman; M Shimshoni
Journal:  Br J Ophthalmol       Date:  1998-01       Impact factor: 4.638

5.  Long term visual outcome in amblyopia treatment.

Authors:  J Ohlsson; M Baumann; J Sjöstrand; M Abrahamsson
Journal:  Br J Ophthalmol       Date:  2002-10       Impact factor: 4.638

6.  Do patients with age related maculopathy and cataract benefit from cataract surgery?

Authors:  G N Shuttleworth; E A Luhishi; R A Harrad
Journal:  Br J Ophthalmol       Date:  1998-06       Impact factor: 4.638

7.  Changes in visual acuity from 4 to 12 years of age in children operated for bilateral congenital cataracts.

Authors:  G Magnusson; M Abrahamsson; J Sjöstrand
Journal:  Br J Ophthalmol       Date:  2002-12       Impact factor: 4.638

8.  Variation in indications for cataract surgery in the United States, Denmark, Canada, and Spain: results from the International Cataract Surgery Outcomes Study.

Authors:  J C Norregaard; P Bernth-Petersen; J Alonso; E Dunn; C Black; T F Andersen; M Espallargues; L Bellan; G F Anderson
Journal:  Br J Ophthalmol       Date:  1998-10       Impact factor: 4.638

9.  Breaking constraints: The development and evolution of extreme fin morphology in the Bramidae.

Authors:  Michelle C Gilbert; Catherine S Lerose; Andrew J Conith; R Craig Albertson
Journal:  Evol Dev       Date:  2022-07-18       Impact factor: 2.839

10.  A retrospective cohort study of clinical outcomes for intravitreal crystalline retained lens fragments after age-related cataract surgery: a comparison of same-day versus delayed vitrectomy.

Authors:  Elizabeth A Vanner; Michael W Stewart; Thomas J Liesegang; Rick E Bendel; James P Bolling; Saiyid A Hasan
Journal:  Clin Ophthalmol       Date:  2012-07-18
  10 in total

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