Incidence of Color Blindness among State Junior High School 1 Medan Students in 2014
Journal Title: Journal of Medical Science And clinical Research - Year 2015, Vol 3, Issue 2
Abstract
Purpose: Color blindness is the inability to distinguish the perception of some colors or all colors, which normal person can do. Color blindness is a condition that generally is inherited genetically, but can also be obtained due to damage of the eye, nerves, or brain. Color blindness is genetically determined by X chromosome in females, and passed on to their children. This study was aimed to determine the incidence of color blindness among students of State Junior High School 1 Medan in 2014, according to their gender, family history, or according to the classification of color blindness. Methods: The study was a descriptive study and was performed using total sampling technique (n= 242, male 113, female 129). Data collection was done by examining color blindness using the Ishihara Chart (38 Plates). Data analysis was performed by using descriptive analysis. Results: The results of this study shows that among 242 total samples, 10 male students and one female student were found to be color blind, in which two of them are protanopia, 8 persons are deuteranopia, and one person is red-green deficiency. Of the 11 persons with color blindness, one of them had a family history of color blindness
Authors and Affiliations
Nurchaliza Hazaria Siregar
Keywords
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