But when you look at the Number Needed to Harm (NNH), it’s not so scary. Adjusted for person-years, the NNH is 219 compared to those not using NSAIDs. In other words, you’d need to treat 219 people with diclofenac to see one extra adverse cardiac outcome. Ibuprofen, for example, has a NNH of 1261 (You can do the math…