The Prevalence of Computer Vision Syndrome

Oct 13, 2025 by wbrum.org 8 views

The Effect of Trick Interventions 20-20-20 on Decreased Symptoms of Computer Vision Syndrome on Employees of the Medan Class I Port Health Office in 2018

Introduction

In today's digital age, the use of computers, laptops, tablets, and smartphones has become an integral part of our daily lives. However, prolonged use of these digital devices can lead to a collection of symptoms known as Computer Vision Syndrome (CVS). CVS is a common phenomenon that affects individuals who work for extended periods without rest, thereby increasing the risk of experiencing CVS symptoms. This study aims to analyze the effect of the 20-20-20 trick intervention on the decline in CVS symptoms among the Medan Class I Port Health Office employees in 2018.

The Prevalence of Computer Vision Syndrome

Computer Vision Syndrome is a collection of symptoms that arise due to the use of digital devices for a long time. These symptoms can include eye strain, dry eyes, blurred vision, headaches, and neck pain. The prevalence of CVS is increasing rapidly due to the widespread use of digital devices. According to a study, approximately 60-90% of people who work in front of a computer screen experience CVS symptoms. This phenomenon often occurs in individuals who work for 2 to 3 hours without rest, thereby increasing the risk of experiencing CVS symptoms.

The 20-20-20 Trick Intervention

The 20-20-20 trick is a simple method that can be applied by those who work in front of a computer screen. This method suggests that every 20 minutes, the individual sees an object which is a minimum of 20 feet (about 6 meters) for 20 seconds. By doing this, the muscles around the eyes can rest, thereby reducing the tension and fatigue caused by a prolonged focus on the screen. This trick is a simple and effective way to reduce CVS symptoms and improve eye health.

Research Methodology

This study uses the Quasi Experimental Design method with the Nonequivalent Control Group design. The samples involved in this study totaled 76 people, divided into two groups, the intervention group and the control group, each consisting of 38 people. The selection of respondents was carried out with purposive sampling techniques, which prioritized those who met certain criteria. Data analysis was carried out using the Wilcoxon test for paired samples and Mann-Whitney tests for unpaired samples, with a significant level of significance of 95% (α = 0.05).

Research Result

The results of the analysis show that there are significant differences in the score of CVS symptoms before and after intervention in groups that receive treatment. The value of ρ obtained is 0.001 (ρ <0.05), indicates that the trick intervention of the trick 20-20-20 has a positive effect on reducing CVS symptoms. The average Δ gain score in the intervention group is also higher than the control group, shows that this strategy is effective in relieving the symptoms experienced by employees.

Conclusion and Recommendations

From the results of the study, it can be concluded that the trick intervention of 20-20-20 tricks can significantly reduce CVS events in the Medan Class I Port Health Office employees. Therefore, it is advisable to all employees to apply this trick regularly. In addition, it is important for every individual who works in front of the screen to manage work time and rest, and maintain overall eye health. The application of this trick can increase work productivity and quality of life, so that employees can work comfortably without being disturbed by the symptoms of CVS.

The Importance of Eye Health

Maintaining eye health is a must in today's fast-paced digital era. The widespread use of digital devices has led to an increase in CVS symptoms, which can affect productivity and quality of life. Therefore, it is essential to take regular breaks and apply the 20-20-20 trick to reduce CVS symptoms. By doing this, individuals can maintain their eye health and work comfortably without being disturbed by the symptoms of CVS.

Recommendations for Future Studies

Future studies can build on this research by exploring the effectiveness of the 20-20-20 trick in reducing CVS symptoms in different populations, such as students, office workers, and gamers. Additionally, studies can investigate the impact of other interventions, such as eye exercises and vision therapy, on reducing CVS symptoms.

Conclusion

In conclusion, this study demonstrates the effectiveness of the 20-20-20 trick intervention in reducing CVS symptoms among the Medan Class I Port Health Office employees in 2018. The results of this study highlight the importance of maintaining eye health in today's digital age. By applying the 20-20-20 trick regularly, individuals can reduce CVS symptoms and improve their overall eye health.
Frequently Asked Questions (FAQs) about Computer Vision Syndrome and the 20-20-20 Trick

Q: What is Computer Vision Syndrome (CVS)?

A: Computer Vision Syndrome is a collection of symptoms that arise due to the use of digital devices, such as computers, laptops, tablets, and smartphones, for a long time. These symptoms can include eye strain, dry eyes, blurred vision, headaches, and neck pain.

Q: What are the causes of CVS?

A: The causes of CVS include prolonged use of digital devices, poor lighting, inadequate eye care, and poor posture. Additionally, factors such as age, genetics, and pre-existing eye conditions can also contribute to the development of CVS.

Q: What is the 20-20-20 trick?

A: The 20-20-20 trick is a simple method that can be applied by those who work in front of a computer screen. This method suggests that every 20 minutes, the individual sees an object which is a minimum of 20 feet (about 6 meters) for 20 seconds. By doing this, the muscles around the eyes can rest, thereby reducing the tension and fatigue caused by a prolonged focus on the screen.

Q: How does the 20-20-20 trick work?

A: The 20-20-20 trick works by giving the eyes a break from the screen and allowing them to rest. When we focus on a screen for a long time, our eyes become fatigued, and the muscles around the eyes become tense. By looking away from the screen and focusing on an object at a distance, we can reduce eye strain and fatigue.

Q: Can the 20-20-20 trick be applied to other situations?

A: Yes, the 20-20-20 trick can be applied to other situations, such as reading, watching TV, or using a smartphone. However, it is essential to remember that the 20-20-20 trick is most effective when applied to situations that involve prolonged use of digital devices.

Q: How often should I apply the 20-20-20 trick?

A: It is recommended to apply the 20-20-20 trick every 20 minutes when working in front of a computer screen. However, if you are experiencing eye strain or fatigue, you may need to apply the trick more frequently.

Q: Can the 20-20-20 trick prevent CVS?

A: While the 20-20-20 trick can help reduce CVS symptoms, it is not a guarantee that it will prevent CVS. However, by applying the trick regularly, you can reduce the risk of developing CVS and maintain good eye health.

Q: Are there any other ways to prevent CVS?

A: Yes, there are several other ways to prevent CVS, including:

Following the 20-20-20 trick
Taking regular breaks from digital devices
Maintaining good posture
Adjusting the lighting in your workspace
Getting regular eye exams
Practicing eye exercises

Q: Can CVS be treated?

A: Yes, CVS can be treated with a combination of self-care techniques, such as the 20-20-20 trick, and medical treatment. If you are experiencing CVS symptoms, it is essential to consult with an eye care professional to determine the best course of treatment.

Q: How can I reduce CVS symptoms?

A: To reduce CVS symptoms, you can try the following:

Apply the 20-20-20 trick regularly
Take regular breaks from digital devices
Maintain good posture
Adjust the lighting in your workspace
Get regular eye exams
Practice eye exercises

By following these tips and applying the 20-20-20 trick regularly, you can reduce CVS symptoms and maintain good eye health.