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Updated: May 22, 2026
05:36
Subjective Refraction Test Using a Smartphone for Vision Screening
Published on: October 18, 2024
[Blindness in Germany - comparison between retrospective data and predictions for the future]
1Ophthalmologische Rehabilitation, Augenklinik, Universitätsklinikum Heidelberg, Im Neuenheimer Feld 400, 69120, Heidelberg, Deutschland. kr@uni-hd.de
Summary
The number of blind and visually impaired individuals in Germany is estimated at 150,000 and 500,000, respectively. Despite an aging population, the predicted rise in visual impairment has not been confirmed by current data.
Area of Science:
- Ophthalmology
- Public Health
- Epidemiology
Context:
- Germany lacks precise data on blindness and visual impairment prevalence.
- Population demographics, particularly the increasing proportion of individuals over 60, suggest a potential rise in visual conditions.
- Previous predictions anticipated a significant increase in visual impairment due to demographic shifts.
Purpose:
- To compare recent trends in blindness and visual impairment in Germany with earlier predictions.
- To analyze the development of age-related macular degeneration (ARMD) as a contributing factor.
- To provide an outlook on future trends in visual impairment.
Summary:
- While the elderly population increased, the rate of blindness per capita fluctuated, returning to 1995 levels by 2009.
- Age-related macular degeneration (ARMD) has become more prevalent, yet the overall blindness rate did not increase as expected.
- Significant regional variations and uncertainties in data collection methods complicate precise estimations.
Impact:
- Current estimates suggest approximately 150,000 blind and 500,000 visually impaired persons in Germany, based on limited data and international comparisons.
- The study highlights the need for standardized registration of visual impairment and blindness, including causal factors, to accurately track prevalence and incidence.
- The anticipated increase in visual impairment linked to aging was not substantiated by the analyzed data, underscoring data limitations.
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