The News-Times

COVID-19 vaccine: Am I the next guinea pig?

- By Dr. Cassius Iyad Ochoa Chaar Dr. Cassius Iyad Ochoa Chaar is an associate professor of surgery in the division of vascular surgery at Yale University School of Medicine.

As the second wave of COVID-19 pandemic rages around the world, an effective vaccine seems to be the only path to salvation. The distributi­on of Pfizer and Moderna vaccines triggers some anxiety in any inquisitiv­e mind. Some are asking: Do I want to take the vaccine? Is it safe? Shall I be the next guinea pig, or shall I wait a few more months?

I am a vascular surgeon, required to take the vaccine early on with little choice. As the physician in the family, I did the research to give the bestinform­ed advice to my 85-year-old mother and our three young children. As you struggle with similar dilemmas, the following may help you make decisions.

The Impact of vaccinatio­n

Vaccinatio­n trains the human body to fight illness. The concept has been proven to be very effective. Statistics from the Centers for Disease Control and Prevention demonstrat­e that the average annual number of reportable infections of smallpox, diphtheria, and polio decreased from tens of thousands per year during the 20th century to zero in

2004. In other words, the widespread use of childhood vaccinatio­n, exceeding 90 percent in most areas of the U.S., has eradicated some diseases that constitute­d a major source of morbidity and mortality in the past. So much so that smallpox has become history and you are fortunate to not experience it. The characteri­stic disfigurin­g facial rash can only be found in textbooks.

Moreover, various studies have demonstrat­ed that children who do not receive appropriat­e vaccinatio­ns are 20 to 30 times more likely to suffer from infections. Vaccinatio­n is one of the most effective public health measures and is likely to have the greatest impact in our fight against COVID-19. It also constitute­s a tremendous investment for our society as the return in health cost savings is estimated at $17 for every single dollar spent on vaccinatio­n. To put things in perspectiv­e, no medication or surgical interventi­on has ever been found to have such a dramatic effect on health.

The safety of vaccines

As a vascular surgeon, I work every day to save a life and sometimes get good press for it. Before the current pandemic, vaccines saved thousands of lives every day but only got bad press for the occasional adverse reaction. The most notable example that still trolls social media is autism. The root of this theory relates to a scientific paper published in 1998 based on fabricated data. The paper was subsequent­ly removed, and the author banned from practicing medicine. Several subsequent studies demonstrat­ed no associatio­n between autism and vaccinatio­n.

However, the concern of a vaccine causing harm remains the most common cause of nonvaccina­tion. In fact, vaccinatio­n can sometimes lead to transient fever, fatigue and joint pain. But more serious reactions such as encephalit­is or paralysis (Guillain-Barré Syndrome) are very rare and estimated at less than 0.01 percent. The safety of vaccines is ensured by extensive monitoring systems involving close collaborat­ion between the CDC and the Food and Drug Administra­tion. The Rotashield vaccine approved in 1998 is a proof of the efficacy of those mechanisms. A serious and very rare gastrointe­stinal complicati­on affecting 1 in 10,000 recipients was detected within a year of licensing and lead to retraction of the vaccine.

Trust around vaccinatio­n

Vaccinatio­n can only quell the pandemic after most of the population receives it. As such, “we’re all in it together” becomes as relevant to the therapy as it is to the misery affecting millions. Over the past decade, outbreaks of measles infection have affected clusters with low immunizati­on rates in California (2014), Italy (2017) and France (2017). These events lead to changes in various policies to limit exemptions from vaccinatio­n. As such, Senate Bill 277 (2015) eliminated access to nonmedical exemptions completely in California. Despite opposition from certain groups and claims that vaccinatio­n mandates constitute an infringeme­nt on individual rights, the evidence that such measures benefit society is overwhelmi­ng.

As for COVID-19 vaccines, the evidence will be limited. The speed of developmen­t was necessary to meet the urgency of the crisis. Government­al and independen­t experts have approved the vaccines based on the time-tested processes establishe­d by the FDA and CDC away from political, pharmaceut­ical or media influences. Transparen­cy and engagement are essential to build trust with the public especially in a politicall­y

Despite opposition from certain groups and claims that vaccinatio­n mandates constitute an infringeme­nt on individual rights, the evidence that such measures benefit society is overwhelmi­ng.

divided environmen­t.

Vaccinatio­n is safe and most effective when widely administer­ed. My family and I are following the lead of public health experts and are confident that their recommenda­tions are in our best interest as individual­s and as a society.

 ?? Ned Gerard / Hearst Connecticu­t Media ?? A nurse fills a syringe with a dose of the Pfizer COVID-19 vaccine at Stamford Hospital last month.
Ned Gerard / Hearst Connecticu­t Media A nurse fills a syringe with a dose of the Pfizer COVID-19 vaccine at Stamford Hospital last month.

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