Abstract
Objective: To determine the frequency of different refractive disorders in patients visiting DHQ hospital
Sargodha.
Study Design: Cross sectional study.
Place and Duration of Study: Study was conducted at Department of Ophthalmology, DHQ. hospital Sargodha
rd th from 3 February 2017 to 7 April 2017.
Materials and Methods: A total of 5764 patients attending ophthalmology department of DHQ hospital
Sargodha were screened for refractive disorders by measuring visual acuity and carrying out pin-hole test. After
this auto refraction (using Topcon Refractometer) and subjective refraction examination (trial and error
method) were carried out. Retinoscopy was done in children, following which cycloplegic refraction was
performed. The results of examination were recorded from hospital records and data analyzed using SPSS
version 19. P value of <0.05 was taken as significant for chi square test.
Results: Among refractive disorders, hypermetropia (28.29%) was most prevalent followed by astigmatism
(28.32%), myopia (21.76%) and presbyopia (21.63%). Females suffered more from refractive disorders
(58.21%) as compared to men (41.79%). On the basis of age group, myopia was the most common disorder
amongst children (2.44%), adolescent (4.67%) and early adulthood (9.81%) while presbyopia was most
common in middle adulthood (17.23%) and late adulthood (2.38%).
Conclusion: Hypermetropia, astigmatism, myopia and presbyopia are common refractive disorders in
population of Sargodha District of Punjab, Pakistan. Refractive disorders are more common among females.
With the exception of myopia, these tend to occur more in older age groups.
Ibtissam Bin Khalid, Muhammad Hunaid Hassan, Mazhar Nasim, Yahya Umair Azam. (2020) Refractive Errors in Patients Attending DHQ Hospital Sargodha: A CrossSectional Study, Journal of Islamic International Medical College, Volume-15, Issue-3.
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