To the Editor Dr van Zanten and colleagues1 reported on a study of the effects of immune-enhancing nutrition involving patients in the intensive care unit; however, some of their statements on mortality are misleading.
First, the sample size of 300 was calculated based on a reduction in new infections from 25% to 12.5%. This is a reduction of 50%, not 12.5% as the authors stated. Is this a realistic reduction?
Buijs N, van Leeuwen PAM. Standard vs Enriched High Protein Enteral Nutrition in the ICU. JAMA. 2014;312(21):2288–2289. doi:10.1001/jama.2014.14493
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