Wednesday, April 24, 2013

How to assess credibility of health care information on the internet


                Following up from last week, I wanted to go more in depth on the importance of getting health information from credible sources. According to a recent study, 80% of people reporting to b internet users used the internet to research a disease or treatment. 82% of Pharmacists surveyed were asked a question by a patient about information they obtained on the internet. This shows how important the internet is to people when it comes to finding information about their health care.
                In the usual course, a patient is given a medication or treatment, diagnosed with a disease, or recommended something by their doctor. The patient types this subject into a google search, and clicks on the first 1-5 links that come up. Undoubtedly, Wikipedia is one of those first five links. However, Wikipedia content has been found to be inaccurate and incomplete when compared to other more credible sources of information. What was even more alarming to me than patients looking up health information on Wikipedia was the amount of healthcare providers that have admittedly used Wikipedia as a source. Convenience and ease of use is important, but it doesn’t always reflect the content of the website.
                Grossman and Zerilli wrote an article on how to discern a credible source from a not credible source on the web. The first recommendation is to consider the website on which the article is found. What is the purpose of the site? Is the information objective? Who runs the site? If the site is run by a commercial company about a certain drug, this is different from a blog run by an individual or a government-funded health library. What is the url? Url’s that end in .edu, .org, or .gov are more likely to have quality information when compared to .com sites which can be geared toward promoting a certain product or treatment. Are there advertisements on the website? Can you easily differentiate the advertisement from the content of the article? This is important because advertisements are notorious for being misleading. Websites that are intended for advertisement or promotion of a certain product must be carefully scrutinized for credibility, as it is not infrequent for manufacturers or a certain product to inflate the greatness of their product.
                Next, evaluate the article details before reading the article. Is the author listed? If an author is listed, especially if correspondence is provided so that questions may be asked, the site is likely more credible than an article that was written anonymously. Are references noted? It is very important to decide where the information found in the article came from. If the author has listed several primary literature sources and trials, the information is likely to be complete. When was the article written? If it was written in 1985, it might be helpful to find more recent information, as health care is a field that is constantly evolving.
                To make things easier, there are two organizations that rate websites or articles based on their content so that users can be more assured that the content is credible. These ratings are not concrete, and the organizations do not guarantee credibility, but it is a helpful step. The Utilization Review Accreditation Commission and the Health on the Net Foundation are these two organizations. Internet users can be more at ease with the content of an article if the HONcode or URAC-accredited stamp is on the article or website.  Sample seals are included at the bottom of this post.
                It is important that if you as a patient are looking for credible information on the internet, speak with your doctor about websites or articles that he/she recommends. Most health care providers understand patients’ desire to learn more about their conditions, and they try to make information available that will be easy for the patient to understand. I mentioned in the last post that regarding fertility, the majority of patients are very highly educated on their condition and their treatment or therapy. As patients understand their treatment at a certain level, they need information that is more challenging and informing. It is important for doctors to be able to provide “the next level” of information for their patients. Fortunately, there are several credible health care sites that offer different levels of information on different disease states.
                Ask your doctor or pharmacist about credible health information websites, or come back for a future post on individual reviews of credible websites.
Alexis Ireland, PharmD Candidate 2014




References
Grossman S, Zerilli T. Health and medication information resources on the world wide web. Journal of Pharmacy Practice. 2013 April 01;26(2):85-94.



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