scholarly journals Prevalence and risk factors for refractive errors in the South Indian adult population: The Andhra Pradesh Eye disease study

2008 ◽  
pp. 17
Author(s):  
S Krishnaiah
Ophthalmology ◽  
2010 ◽  
Vol 117 (7) ◽  
pp. 1352-1359 ◽  
Author(s):  
Chandrasekhar Garudadri ◽  
Sirisha Senthil ◽  
Rohit C. Khanna ◽  
Krishniah Sannapaneni ◽  
Harsha B. Laxmana Rao

2013 ◽  
Vol 2013 ◽  
pp. 1-5 ◽  
Author(s):  
Srinivas Marmamula ◽  
L. V. Chandra Sekhar Ravuri ◽  
Mei Ying Boon ◽  
Rohit C. Khanna

Background. There is limited research conducted on uncorrected refractive errors, presbyopia, and spectacles use among the elderly population in residential care in developing countries such as India. We conducted a cross-sectional study among elderly in residential care to assess the spectacle coverage and spectacles usage in the south Indian state of Andhra Pradesh.Methods. All 524 residents in the 26 “homes for aged” institutions in the district were enumerated. Eye examination was performed that included visual acuity (VA) assessment for distant and near vision. A questionnaire was used to collect information on spectacles use.Results. 494/524 individuals were examined, 78% were women, and 72% had no education. The mean age of participants was 70 years. The spectacle coverage for refractive errors was 35.1% and 23.9% for presbyopia. The prevalence of current use and past use of spectacles was 38.5% (95% CI: 34.2–42.8;n=190) and 17.2% (95% CI: 13.9–42.8), respectively.Conclusions. There is low spectacle coverage for both refractive errors and presbyopia among elderly individuals in residential care in the south Indian state of Andhra Pradesh. Appropriate service delivery systems should be developed to reach out this vulnerable group of seniors on a priority basis.


2005 ◽  
Vol 46 (12) ◽  
pp. 4442 ◽  
Author(s):  
Sannapaneni Krishnaiah ◽  
Taraprasad Das ◽  
Praveen K. Nirmalan ◽  
Rishita Nutheti ◽  
Bindiganavale R. Shamanna ◽  
...  

PLoS ONE ◽  
2013 ◽  
Vol 8 (7) ◽  
pp. e70120 ◽  
Author(s):  
Srinivas Marmamula ◽  
Saggam Narsaiah ◽  
Konegari Shekhar ◽  
Rohit C. Khanna ◽  
Gullapalli N. Rao

2017 ◽  
Vol 102 (6) ◽  
pp. 767-771 ◽  
Author(s):  
Dan Huang ◽  
Xuejuan Chen ◽  
Hui Zhu ◽  
Hui Ding ◽  
Jing Bai ◽  
...  

PurposeTo determine the prevalence of amblyopia and its association with refraction in Chinese preschool children.MethodsThe Yuhuatai Pediatric Eye Disease Study, a cross-sectional, population-based study, was conducted in children aged 36–48 months in Yuhuatai District, Nanjing, China, in 2015. Visual acuity was measured in 1695 eligible children.ResultsOf the 1695 subjects, manifested amblyopia was detected in 25 children (1.47%, 95% CI 0.90% to 2.05%), including 11 and 14 with bilateral and unilateral amblyopia, respectively. Amblyopia prevalence did not differ by gender (p=0.77). Significant refractive errors were found in 22 (88.0%) of children with amblyopia, and strabismus was found in 6 (24.0%) children with amblyopia. In multivariate analysis, amblyopia was significantly associated with hyperopia (≥+2.00 dioptres (D); OR 8.81, 95% CI 3.27 to 23.69, p<0.0001), astigmatism (≥2.00 D; OR 17.90, 95% CI 6.78 to 47.21, p<0.0001) and anisometropia (≥2.00 D; OR 5.87, 95% CI 1.52 to 22.77, p<0.05).ConclusionsThe prevalence of amblyopia in children 36–48 months old in Eastern China was 1.47%. The refractive error is a major risk factor for amblyopia.


2018 ◽  
Vol 38 (3) ◽  
pp. 346-358 ◽  
Author(s):  
Sanil Joseph ◽  
Tiruvengada Krishnan ◽  
Ravilla D. Ravindran ◽  
Giovanni Maraini ◽  
Monica Camparini ◽  
...  

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