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  Drowning in Information
Jeffrey Zurlinden, RN, MS, ACRN
 
  After diving into a vast ocean of new information by returning to school, most students race to the surface gasping for air. Each new assignment, presentation, and term paper adds to the amount of information to find, read, and master. Before you’re buried at sea, try reviving your study skills by practicing CPR: critical, productive reading.

Critical

Instead of wasting time and energy attempting to memorize everything – the trivial, as well as the vital information – focus on learning the critical underlying principles and understanding the pivotal concepts. “First understand what you need to absorb, because it’s usually not as much information as you might think,” says Brenda Cherry, RN, PhD, dean of the College of Nursing, University of Massachusetts, Boston. “Most of the information is filler, such as examples, to help students to remember principles and concepts.”

Information, according to Cherry, is divided into facts, principles, and concepts. Most students concentrate too much on facts, the part of their education that is the most likely to become obsolete quickly. “Some facts must be memorized,” she admits, “but there’s not really a lot of facts because testing in nursing usually doesn’t rely on facts.” One useful strategy for memorizing facts, such as lab values, involves identifying the red-flag numbers that might put the patient in danger: the values at the bottom, the middle, and the top of the normal reference range.

Cherry recommends another strategy to study for classes, such as pharmacology, that introduce too many facts to remember easily. She advises students to first classify drugs into categories, then learn the action, metabolism, and adverse effects for the entire class of drugs. This strategy helps students to distill the fundamental principles while cutting down on the number of facts to memorize. But for clinical assignments, Cherry reminds students that they must learn the details of all the patient’s laboratory results, medications, and procedures.

She also suggests that students extend their memories by using their pockets as much as their minds: Carry note cards, clinical guidelines, and reference pocket manuals to look up details and facts. “Unfortunately, many nurses are ashamed to let others see them look at a reference,” she says. “Other professionals use references and so should nurses.”

Instead of skimming the surface for facts that may be obsolete tomorrow, Cherry wants students to search deeper for principles. “Basic principles you have to know cold, be able to quote the principle and what it means,” she says. Principles are more enduring because they form the building blocks of concepts. “After reading, list the facts, principles, and concepts,” says Cherry. “If you don’t understand the principles, you need to go back and review until you understand.”

Productive

To spend less time reading, but more time understanding, engage the material in a dialogue. Instead of reading from beginning to end, approach an article by asking questions, then look for the answers. Or if a question is raised in the abstract, skip forward to the methods, results, or discussion sections to find the answer.

You can also use your time more wisely by recognizing when it’s time to quit. The outcomes of studying – passing grades – are more valuable than the process of studying – reading every book and article. Start by tackling the most important and respected sources. When you understand what the experts know, you don’t need to waste time with the rest. When you recognize that the information is repeating itself, that’s the time to quit reading because you have gained mastery.

Remember to make use of small moments; no one can remember everything they read during a five-hour study session. Instead, divide your time into 30-minute segments, and change activities every 30 minutes. Make a mental agenda for each 30-minute period, and after you’re done, summarize what you’ve learned during the session. Respect your level of fatigue and give yourself permission to stop studying when you’re too tired to learn, at least for the moment. Nothing can make studying painless, but to keep your head above water practice critical, productive reading – concentrate on principles and concepts, use references as sources of facts, and know when you have mastered enough.

Using the Internet

Used critically, the Internet can be your most powerful tool to search for information; but used thoughtlessly, it can be misleading and inaccurate. Its greatest value, as well as its danger, stem from its enormous size and free-wheeling character. Almost anything can go on the Internet – from the most acknowledged fact to the most obvious opinion masquerading as fact. Each day, new web pages are added, but outdated information is seldom deleted or corrected. The number of web pages on the Internet has skyrocketed from virtually none a decade ago to more than 800 million pages today.

Search engines – software reference librarians that find information based on key words entered by the user – can barely keep up. A recent study found that the search engine Northern Light only examines about one-sixth of the Internet pages available to search engines. Snap and Altavista did almost as well. Two years ago the most effective search engine combed about one-third of the pages. Often the newest pages are left out. The study also found that new web pages wait more than six months on average to be listed by a search engine.

You may have better luck with a “metacrawler” search engine, such as www.metacrawler.com or www.profusion.com, that simultaneously harness 10 or more separate search engines into a team. The duplicated pages are eliminated, while preserving rarely found pages. Or try a search engine that specializes in an area of content, such as www.nursingwebsearch.com, which was designed for nurses.

Beware of the accuracy of information. Don’t be fooled by sites from unknown organizations that look professional because of abundant links to other organizational sites. Links don’t provide an endorsement of the site. Question sites that merge supposedly objective information with advertising – they may be more interested in selling than informing. Only trust sites from brand-name organizations or government agencies with sources that list an author and publication date.


Jeffrey Zurlinden, RN, MS, ACRN, is a frequent contributor to Nursing Spectrum.

   
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