Worldwide
- Cataract is the leading cause of blindness worlwide
- in 1998, an estimated 20 million people were blind due to cataract
- globally, at least 100 million eyes have visual acuity <6/60>
- annually, at least 25 million eyes develop visual acuity <6/60>
Australia
- the blue mountain study 1997
- 3654 people
- age ranges from 49 to 93 years
- moderate or advanced nuclear opacities were present in 53.3% of women and 49.7% of men
- moderate cortical cataract was present in 25.9% of women and 21.1% of men
- posterior subcapsular cataract was present in 6.2% of women and 6.5% of men
- 3654 people
Malaysia
- Diabetes
- 2006 – 10.3% of Malaysian population
- Orang asli 0.3%
- 2006 – 10.3% of Malaysian population
- National Eye survey 1996
- 18,027 people
- age ranges from 1 month to 96 years
- mean age 26 years old
- Cataract is the leading cause of blindness, with 39% of blindness and 36% of low vision were due to cataract
- Prevalence of cataract in Malaysia 2.58%
- Women 2.69%
- Men 2.46%
- Women 2.69%
- An exponential increase of cataract after 40 years of age
- The age group with the highest prevalence of cataract was the 70 years and above age group with a prevalence of 54.55%.
- Based on races
- Indian 3.63%
- Other indigenous group 2.79%
- Chinese 2.69%
- Malay 2.29%
- Indian 3.63%
- Urban areas had lower prevalence (2.48%) compared to rural areas (2.66%)
- States
- Melaka 5.31%
- Kuala Lumpur 3.37%
- Sabah 3.32%
- Melaka 5.31%
Reference:
- http://books.google.com/books?id=S28jeel2VfUC&pg=PA130&lpg=PA130&dq=incidence+of+diabetes+in+orang+asli&source=bl&ots=HUqB4iP6P_&sig=tqQKDIf4I8g-W8k-L_ptBDeU8xI&hl=en&ei=JEifStbsKpbU7AOe6OjrCw&sa=X&oi=book_result&ct=result&resnum=4#v=onepage&q=&f=false
- http://www.moh.gov.my/opencms/export/sites/default/moh/download/BI_edisi4pg_2.pdf
- http://www.uniteforsight.org/eye_stats.php
- http://www.acrm.org.my/ned/documents/NationalEyeSurvey_BJO2002.pdf
- http://www.ncbi.nlm.nih.gov/pubmed/9111249
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