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What Does “NNT” Mean and Why Should You Care?

Family Medicine Initiative

While I strive to write evidence-based but easy-to-understand articles, I believe the NNT is a research concept every GP should know. However, a 2020 analysis of 875 clinical trials showed that only 9% reported an NNT. As you might have noticed, I often use the Number Needed to Treat (NNT) to communicate research results.

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8 Reasons Why Family Physicians are the Actual Stars of Medicine

Family Medicine Initiative

More GPs = Higher Life Expectancy Did you know that people in areas with more GPs live longer ? Studies from the USA showed that adding one GP per 10,000 inhabitants was associated with 2-5 fewer deaths 5 , 6 and 4 fewer hospitalizations 5 annually. 11 , 13 Over time, GPs come to know their patients well.