Ophthalmology and Visual Impairment Studies
Ophthalmology and Visual Impairment Studies is a research topic within Epidemiology. Science Explorer counts 42k research works in it since 1950. 15.3% of them reached the world's top 10% most cited for their field and year.
This cluster of papers focuses on the global epidemiology of myopia and visual impairment, including the prevalence, risk factors, progression, and treatment of myopia, refractive errors, and related conditions. It also explores the impact of environmental factors, genetic influences, and interventions such as orthokeratology and atropine therapy.
- Myopia
- Visual Impairment
- Epidemiology
- Refractive Error
- Global Prevalence
- Childhood Myopia
- Uncorrected Refractive Errors
- Amblyopia
- Ocular Aberrations
- Orthokeratology
- Research works
- 42k fractional, since 1950
- In the world top 10%
- 6.5k per year above
- Top-10% rate
- 15.3% share of its works in the world top 10%
- Growth, 2013–17 → 2018–22
- +24% the tick is no change
This ranks research output and citation impact. It says nothing about the quality of diagnosis, treatment or care.
Which countries lead Ophthalmology and Visual Impairment Studies research?
By volume, China and the United States publish the most (1.5k and 1.4k works in 2022–2025).
By volume, 2022–2025
- 1 China 1.5k works
- 2 United States 1.4k works
- 3 India 515 works
- 4 United Kingdom 443 works
- 5 Spain 307 works
- 6 Germany 292 works
- 7 Japan 270 works
- 8 Australia 231 works
- 9 South Korea 203 works
- 10 Türkiye 185 works
How concentrated that is
The same countries as shares of everything the list above accounts for. A node where two countries do two thirds of the work and one spread evenly across twelve read alike as a ranking and not at all alike here.
Shares of the rows listed above, not of the whole node.
Which institutions lead Ophthalmology and Visual Impairment Studies research?
By volume in 2022–2025, Sun Yat-sen University publishes the most Ophthalmology and Visual Impairment Studies research, followed by Wenzhou Medical University and Affiliated Eye Hospital of Wenzhou Medical College.
By volume, 2022–2025
- 1 Sun Yat-sen UniversityChina 83 works
- 2 Wenzhou Medical UniversityChina 57 works
- 3 Affiliated Eye Hospital of Wenzhou Medical CollegeChina 51 works
- 4 L V Prasad Eye InstituteIndia 41 works
- 5 Eye & ENT Hospital of Fudan UniversityChina 39 works
- 6 Beijing Tongren HospitalChina 37 works
- 7 Capital Medical UniversityChina 32 works
- 8 Creative CommonsUnited States 32 works
- 9 University College LondonUnited Kingdom 32 works
- 10 Chinese Academy of Medical Sciences & Peking Union Medical CollegeChina 31 works
Who are the leading researchers in Ophthalmology and Visual Impairment Studies?
The most-cited researchers publishing on Ophthalmology and Visual Impairment Studies include Xiaogang Wang, Tianjing Li and Jost B. Jonas.
- 1 Xiaogang Wang Russia 13k citations
- 2 Tianjing Li United States 13k citations
- 3 Jost B. Jonas Germany 7.7k citations
- 4 Van Charles Lansingh Mexico 4.7k citations
- 5 Serge Resnikoff Australia 4.5k citations
- 6 Konrad Pesudovs Australia 4.4k citations
- 7 Tien Yin Wong Singapore 4.3k citations
- 8 Colm McAlinden China 4.1k citations
Ranked by citations received across their whole record, among researchers with at least three works on this topic.
Where is Ophthalmology and Visual Impairment Studies research done?
The largest centres of Ophthalmology and Visual Impairment Studies research in 2022–2025 are Beijing (China), Shanghai (China), London (United Kingdom) and Guangzhou (China). Among places with at least 20 works in it, it is an unusually large share of all research in East Melbourne, Wenzhou and Madurai.
Largest cities, 2022–2025
Where it is the local speciality
- East MelbourneAU · 20.1 works93×
- WenzhouCN · 110.6 works17×
- MaduraiIN · 28.4 works14×
- AlicanteES · 29.1 works12×
Location quotient: how much more of its research is in Ophthalmology and Visual Impairment Studies than the world average.
Where is the best place to study Ophthalmology and Visual Impairment Studies?
Among universities, judged by research, Medical University of Vienna, Duke-NUS Medical School and University of Houston score highest, combining excellence, specialisation, size, growth and international reach. Research strength is one signal when choosing where to study; it does not measure teaching.
One dot per university in the table below. The upper left is the interesting corner: small places doing unusually strong work.
| # | University | Score | Top 10% | Specialisation | Works | Growth |
|---|---|---|---|---|---|---|
| 1 | Medical University of ViennaAustria | 61.8 | 41.4% | 6.8× | 16 | +78.6% |
| 2 | Duke-NUS Medical SchoolSingapore | 61.0 | 30.9% | 15.8× | 9 | +92.4% |
| 3 | University of HoustonUnited States | 60.1 | 32.6% | 9.8× | 25 | -31.0% |
| 4 | Wenzhou Medical UniversityChina | 58.5 | 19.3% | 21.6× | 57 | +2.1% |
| 5 | Sun Yat-sen UniversityChina | 58.3 | 24.3% | 6.8× | 83 | +20.1% |
| 6 | Aston UniversityUnited Kingdom | 56.8 | 28.4% | 15.5× | 14 | -6.7% |
| 7 | Queen's University BelfastUnited Kingdom | 56.0 | 23.6% | 6.3× | 15 | +195.2% |
| 8 | Tianjin Medical UniversityChina | 52.6 | 19.6% | 20.0× | 30 | -15.0% |
| 9 | City, University of LondonUnited Kingdom | 51.9 | 18.6% | 20.0× | 15 | +16.9% |
| 10 | University of KwaZulu-NatalSouth Africa | 51.7 | 7.1% | 8.1× | 23 | +214.5% |
Universities only. Score blends excellence (30%), specialisation (25%), size (20%), growth (15%) and international reach (10%), 2015–2022; growth compares 2010–14 with 2015–19.
Is Ophthalmology and Visual Impairment Studies research growing?
Output in 2018–2022 was 24% higher than in 2013–2017, peaking in 2026. The fastest-growing topics are Ophthalmology and Visual Impairment Studies.
The same series as a ribbon — one cell per year, darker for more. The line above answers how much; this answers when.
Which topics inside it are moving
Growth and decline on one axis around a shared zero. Two lists side by side hide the thing that matters: whether the growth dwarfs the decline, or the other way round.